Token

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.17;
import {ERC721} from "lib/solady/src/tokens/ERC721.sol";
import {Ownable} from "lib/solady/src/auth/Ownable.sol";
import {Base64} from "lib/solady/src/utils/Base64.sol";

contract ConditionalPower is ERC721, Ownable {
    event Burned(uint256 _numberCondition, uint256 _inputCondition);

    event Update(uint256 _numberCondition, uint256 _inputCondition);

    string imageUrl;
    string description;
    string n;
    string s;
    uint256 public numberCondition;
    bool public condition;

    constructor(
        string memory _name, /// name
        string memory _symbol, /// symbol
        uint256 _numberCondition, /// number of the condition
        bool _condition, /// condition bool / 1 = > ; 0 = < ;
        string memory _description, /// description used in the metadata
        address _to, /// address to mint to,
        string memory _imageUrl
    ) {
        n = _name;
        s = _symbol;
        description = _description;
        numberCondition = _numberCondition;
        condition = _condition;
        imageUrl = _imageUrl;
        _initializeOwner(msg.sender);
        _mint(_to, 1);
    }

    function notburn(uint256 input) internal {
        emit Update(numberCondition, input);
    }

    function burn(uint256 input) internal {
        _burn(1);
        emit Burned(numberCondition, input);
    }

    function checkInput(uint256 input) external onlyOwner {
        bool test = condition
            ? (input > numberCondition)
            : (input < numberCondition);
        test ? burn(input) : notburn(input);
    }

    /// @dev Returns the token collection name.
    function name() public view override returns (string memory) {
        return n;
    }

    /// @dev Returns the token collection symbol.
    function symbol() public view override returns (string memory) {
        return s;
    }

    function GenerateMetadata() internal view returns (string memory) {
        return
            string.concat(
                '{"description": "',
                description,
                '","name": "',
                n,
                '","image":"',
                imageUrl,
                '","network": "Ethereum"}'
            );
    }

    function render() internal view returns (string memory) {
        return
            string.concat(
                "data:application/json;base64,",
                Base64.encode(bytes(GenerateMetadata()), false, false)
            );
    }

    function changeUrl(string memory _url) external onlyOwner {
        imageUrl = _url;
    }

    function tokenURI(uint256 id) public view override returns (string memory) {
        require(_exists(id), "TOKENID dosen't exist");
        return render();
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

/// @notice Simple ERC721 implementation with storage hitchhiking.
/// @author Solady (https://github.com/vectorized/solady/blob/main/src/tokens/ERC721.sol)
/// @author Modified from Solmate (https://github.com/transmissions11/solmate/blob/main/src/tokens/ERC721.sol)
/// @author Modified from OpenZeppelin (https://github.com/OpenZeppelin/openzeppelin-contracts/tree/master/contracts/token/ERC721/ERC721.sol)
///
/// @dev Note:
/// - The ERC721 standard allows for self-approvals.
///   For performance, this implementation WILL NOT revert for such actions.
///   Please add any checks with overrides if desired.
/// - For performance, methods are made payable where permitted by the ERC721 standard.
/// - The `safeTransfer` functions use the identity precompile (0x4)
///   to copy memory internally.
///
/// If you are overriding:
/// - NEVER violate the ERC721 invariant:
///   the balance of an owner MUST always be equal to their number of ownership slots.
///   The transfer functions do not have an underflow guard for user token balances.
/// - Make sure all variables written to storage are properly cleaned
//    (e.g. the bool value for `isApprovedForAll` MUST be either 1 or 0 under the hood).
/// - Check that the overridden function is actually used in the function you want to
///   change the behavior of. Much of the code has been manually inlined for performance.
abstract contract ERC721 {
    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                         CONSTANTS                          */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev An account can hold up to 4294967295 tokens.
    uint256 internal constant _MAX_ACCOUNT_BALANCE = 0xffffffff;

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                       CUSTOM ERRORS                        */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Only the token owner or an approved account can manage the token.
    error NotOwnerNorApproved();

    /// @dev The token does not exist.
    error TokenDoesNotExist();

    /// @dev The token already exists.
    error TokenAlreadyExists();

    /// @dev Cannot query the balance for the zero address.
    error BalanceQueryForZeroAddress();

    /// @dev Cannot mint or transfer to the zero address.
    error TransferToZeroAddress();

    /// @dev The token must be owned by `from`.
    error TransferFromIncorrectOwner();

    /// @dev The recipient's balance has overflowed.
    error AccountBalanceOverflow();

    /// @dev Cannot safely transfer to a contract that does not implement
    /// the ERC721Receiver interface.
    error TransferToNonERC721ReceiverImplementer();

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                           EVENTS                           */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Emitted when token `id` is transferred from `from` to `to`.
    event Transfer(address indexed from, address indexed to, uint256 indexed id);

    /// @dev Emitted when `owner` enables `account` to manage the `id` token.
    event Approval(address indexed owner, address indexed account, uint256 indexed id);

    /// @dev Emitted when `owner` enables or disables `operator` to manage all of their tokens.
    event ApprovalForAll(address indexed owner, address indexed operator, bool isApproved);

    /// @dev `keccak256(bytes("Transfer(address,address,uint256)"))`.
    uint256 private constant _TRANSFER_EVENT_SIGNATURE =
        0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef;

    /// @dev `keccak256(bytes("Approval(address,address,uint256)"))`.
    uint256 private constant _APPROVAL_EVENT_SIGNATURE =
        0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925;

    /// @dev `keccak256(bytes("ApprovalForAll(address,address,bool)"))`.
    uint256 private constant _APPROVAL_FOR_ALL_EVENT_SIGNATURE =
        0x17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31;

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                          STORAGE                           */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev The ownership data slot of `id` is given by:
    /// ```
    ///     mstore(0x00, id)
    ///     mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
    ///     let ownershipSlot := add(id, add(id, keccak256(0x00, 0x20)))
    /// ```
    /// Bits Layout:
    /// - [0..159]   `addr`
    /// - [160..255] `extraData`
    ///
    /// The approved address slot is given by: `add(1, ownershipSlot)`.
    ///
    /// See: https://notes.ethereum.org/%40vbuterin/verkle_tree_eip
    ///
    /// The balance slot of `owner` is given by:
    /// ```
    ///     mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
    ///     mstore(0x00, owner)
    ///     let balanceSlot := keccak256(0x0c, 0x1c)
    /// ```
    /// Bits Layout:
    /// - [0..31]   `balance`
    /// - [32..255] `aux`
    ///
    /// The `operator` approval slot of `owner` is given by:
    /// ```
    ///     mstore(0x1c, or(_ERC721_MASTER_SLOT_SEED, operator))
    ///     mstore(0x00, owner)
    ///     let operatorApprovalSlot := keccak256(0x0c, 0x30)
    /// ```
    uint256 private constant _ERC721_MASTER_SLOT_SEED = 0x7d8825530a5a2e7a << 192;

    /// @dev Pre-shifted and pre-masked constant.
    uint256 private constant _ERC721_MASTER_SLOT_SEED_MASKED = 0x0a5a2e7a00000000;

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                      ERC721 METADATA                       */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Returns the token collection name.
    function name() public view virtual returns (string memory);

    /// @dev Returns the token collection symbol.
    function symbol() public view virtual returns (string memory);

    /// @dev Returns the Uniform Resource Identifier (URI) for token `id`.
    function tokenURI(uint256 id) public view virtual returns (string memory);

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                           ERC721                           */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Returns the owner of token `id`.
    ///
    /// Requirements:
    /// - Token `id` must exist.
    function ownerOf(uint256 id) public view virtual returns (address result) {
        result = _ownerOf(id);
        /// @solidity memory-safe-assembly
        assembly {
            if iszero(result) {
                mstore(0x00, 0xceea21b6) // `TokenDoesNotExist()`.
                revert(0x1c, 0x04)
            }
        }
    }

    /// @dev Returns the number of tokens owned by `owner`.
    ///
    /// Requirements:
    /// - `owner` must not be the zero address.
    function balanceOf(address owner) public view virtual returns (uint256 result) {
        /// @solidity memory-safe-assembly
        assembly {
            // Revert if the `owner` is the zero address.
            if iszero(owner) {
                mstore(0x00, 0x8f4eb604) // `BalanceQueryForZeroAddress()`.
                revert(0x1c, 0x04)
            }
            mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
            mstore(0x00, owner)
            result := and(sload(keccak256(0x0c, 0x1c)), _MAX_ACCOUNT_BALANCE)
        }
    }

    /// @dev Returns the account approved to manage token `id`.
    ///
    /// Requirements:
    /// - Token `id` must exist.
    function getApproved(uint256 id) public view virtual returns (address result) {
        /// @solidity memory-safe-assembly
        assembly {
            mstore(0x00, id)
            mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
            let ownershipSlot := add(id, add(id, keccak256(0x00, 0x20)))
            if iszero(shl(96, sload(ownershipSlot))) {
                mstore(0x00, 0xceea21b6) // `TokenDoesNotExist()`.
                revert(0x1c, 0x04)
            }
            result := sload(add(1, ownershipSlot))
        }
    }

    /// @dev Sets `account` as the approved account to manage token `id`.
    ///
    /// Requirements:
    /// - Token `id` must exist.
    /// - The caller must be the owner of the token,
    ///   or an approved operator for the token owner.
    ///
    /// Emits an {Approval} event.
    function approve(address account, uint256 id) public payable virtual {
        _approve(msg.sender, account, id);
    }

    /// @dev Returns whether `operator` is approved to manage the tokens of `owner`.
    function isApprovedForAll(address owner, address operator)
        public
        view
        virtual
        returns (bool result)
    {
        /// @solidity memory-safe-assembly
        assembly {
            mstore(0x1c, operator)
            mstore(0x08, _ERC721_MASTER_SLOT_SEED_MASKED)
            mstore(0x00, owner)
            result := sload(keccak256(0x0c, 0x30))
        }
    }

    /// @dev Sets whether `operator` is approved to manage the tokens of the caller.
    ///
    /// Emits an {ApprovalForAll} event.
    function setApprovalForAll(address operator, bool isApproved) public virtual {
        /// @solidity memory-safe-assembly
        assembly {
            // Convert to 0 or 1.
            isApproved := iszero(iszero(isApproved))
            // Update the `isApproved` for (`msg.sender`, `operator`).
            mstore(0x1c, operator)
            mstore(0x08, _ERC721_MASTER_SLOT_SEED_MASKED)
            mstore(0x00, caller())
            sstore(keccak256(0x0c, 0x30), isApproved)
            // Emit the {ApprovalForAll} event.
            mstore(0x00, isApproved)
            // forgefmt: disable-next-item
            log3(0x00, 0x20, _APPROVAL_FOR_ALL_EVENT_SIGNATURE, caller(), shr(96, shl(96, operator)))
        }
    }

    /// @dev Transfers token `id` from `from` to `to`.
    ///
    /// Requirements:
    ///
    /// - Token `id` must exist.
    /// - `from` must be the owner of the token.
    /// - `to` cannot be the zero address.
    /// - The caller must be the owner of the token, or be approved to manage the token.
    ///
    /// Emits a {Transfer} event.
    function transferFrom(address from, address to, uint256 id) public payable virtual {
        _beforeTokenTransfer(from, to, id);
        /// @solidity memory-safe-assembly
        assembly {
            // Clear the upper 96 bits.
            let bitmaskAddress := shr(96, not(0))
            from := and(bitmaskAddress, from)
            to := and(bitmaskAddress, to)
            // Load the ownership data.
            mstore(0x00, id)
            mstore(0x1c, or(_ERC721_MASTER_SLOT_SEED, caller()))
            let ownershipSlot := add(id, add(id, keccak256(0x00, 0x20)))
            let ownershipPacked := sload(ownershipSlot)
            let owner := and(bitmaskAddress, ownershipPacked)
            // Revert if the token does not exist, or if `from` is not the owner.
            if iszero(mul(owner, eq(owner, from))) {
                // `TokenDoesNotExist()`, `TransferFromIncorrectOwner()`.
                mstore(shl(2, iszero(owner)), 0xceea21b6a1148100)
                revert(0x1c, 0x04)
            }
            // Load, check, and update the token approval.
            {
                mstore(0x00, from)
                let approvedAddress := sload(add(1, ownershipSlot))
                // Revert if the caller is not the owner, nor approved.
                if iszero(or(eq(caller(), from), eq(caller(), approvedAddress))) {
                    if iszero(sload(keccak256(0x0c, 0x30))) {
                        mstore(0x00, 0x4b6e7f18) // `NotOwnerNorApproved()`.
                        revert(0x1c, 0x04)
                    }
                }
                // Delete the approved address if any.
                if approvedAddress { sstore(add(1, ownershipSlot), 0) }
            }
            // Update with the new owner.
            sstore(ownershipSlot, xor(ownershipPacked, xor(from, to)))
            // Decrement the balance of `from`.
            {
                let fromBalanceSlot := keccak256(0x0c, 0x1c)
                sstore(fromBalanceSlot, sub(sload(fromBalanceSlot), 1))
            }
            // Increment the balance of `to`.
            {
                mstore(0x00, to)
                let toBalanceSlot := keccak256(0x0c, 0x1c)
                let toBalanceSlotPacked := add(sload(toBalanceSlot), 1)
                // Revert if `to` is the zero address, or if the account balance overflows.
                if iszero(mul(to, and(toBalanceSlotPacked, _MAX_ACCOUNT_BALANCE))) {
                    // `TransferToZeroAddress()`, `AccountBalanceOverflow()`.
                    mstore(shl(2, iszero(to)), 0xea553b3401336cea)
                    revert(0x1c, 0x04)
                }
                sstore(toBalanceSlot, toBalanceSlotPacked)
            }
            // Emit the {Transfer} event.
            log4(codesize(), 0x00, _TRANSFER_EVENT_SIGNATURE, from, to, id)
        }
        _afterTokenTransfer(from, to, id);
    }

    /// @dev Equivalent to `safeTransferFrom(from, to, id, "")`.
    function safeTransferFrom(address from, address to, uint256 id) public payable virtual {
        transferFrom(from, to, id);
        if (_hasCode(to)) _checkOnERC721Received(from, to, id, "");
    }

    /// @dev Transfers token `id` from `from` to `to`.
    ///
    /// Requirements:
    ///
    /// - Token `id` must exist.
    /// - `from` must be the owner of the token.
    /// - `to` cannot be the zero address.
    /// - The caller must be the owner of the token, or be approved to manage the token.
    /// - If `to` refers to a smart contract, it must implement
    ///   {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
    ///
    /// Emits a {Transfer} event.
    function safeTransferFrom(address from, address to, uint256 id, bytes calldata data)
        public
        payable
        virtual
    {
        transferFrom(from, to, id);
        if (_hasCode(to)) _checkOnERC721Received(from, to, id, data);
    }

    /// @dev Returns true if this contract implements the interface defined by `interfaceId`.
    /// See: https://eips.ethereum.org/EIPS/eip-165
    /// This function call must use less than 30000 gas.
    function supportsInterface(bytes4 interfaceId) public view virtual returns (bool result) {
        /// @solidity memory-safe-assembly
        assembly {
            let s := shr(224, interfaceId)
            // ERC165: 0x01ffc9a7, ERC721: 0x80ac58cd, ERC721Metadata: 0x5b5e139f.
            result := or(or(eq(s, 0x01ffc9a7), eq(s, 0x80ac58cd)), eq(s, 0x5b5e139f))
        }
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                  INTERNAL QUERY FUNCTIONS                  */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Returns if token `id` exists.
    function _exists(uint256 id) internal view virtual returns (bool result) {
        /// @solidity memory-safe-assembly
        assembly {
            mstore(0x00, id)
            mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
            result := iszero(iszero(shl(96, sload(add(id, add(id, keccak256(0x00, 0x20)))))))
        }
    }

    /// @dev Returns the owner of token `id`.
    /// Returns the zero address instead of reverting if the token does not exist.
    function _ownerOf(uint256 id) internal view virtual returns (address result) {
        /// @solidity memory-safe-assembly
        assembly {
            mstore(0x00, id)
            mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
            result := shr(96, shl(96, sload(add(id, add(id, keccak256(0x00, 0x20))))))
        }
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*            INTERNAL DATA HITCHHIKING FUNCTIONS             */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    // For performance, no events are emitted for the hitchhiking setters.
    // Please emit your own events if required.

    /// @dev Returns the auxiliary data for `owner`.
    /// Minting, transferring, burning the tokens of `owner` will not change the auxiliary data.
    /// Auxiliary data can be set for any address, even if it does not have any tokens.
    function _getAux(address owner) internal view virtual returns (uint224 result) {
        /// @solidity memory-safe-assembly
        assembly {
            mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
            mstore(0x00, owner)
            result := shr(32, sload(keccak256(0x0c, 0x1c)))
        }
    }

    /// @dev Set the auxiliary data for `owner` to `value`.
    /// Minting, transferring, burning the tokens of `owner` will not change the auxiliary data.
    /// Auxiliary data can be set for any address, even if it does not have any tokens.
    function _setAux(address owner, uint224 value) internal virtual {
        /// @solidity memory-safe-assembly
        assembly {
            mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
            mstore(0x00, owner)
            let balanceSlot := keccak256(0x0c, 0x1c)
            let packed := sload(balanceSlot)
            sstore(balanceSlot, xor(packed, shl(32, xor(value, shr(32, packed)))))
        }
    }

    /// @dev Returns the extra data for token `id`.
    /// Minting, transferring, burning a token will not change the extra data.
    /// The extra data can be set on a non-existent token.
    function _getExtraData(uint256 id) internal view virtual returns (uint96 result) {
        /// @solidity memory-safe-assembly
        assembly {
            mstore(0x00, id)
            mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
            result := shr(160, sload(add(id, add(id, keccak256(0x00, 0x20)))))
        }
    }

    /// @dev Sets the extra data for token `id` to `value`.
    /// Minting, transferring, burning a token will not change the extra data.
    /// The extra data can be set on a non-existent token.
    function _setExtraData(uint256 id, uint96 value) internal virtual {
        /// @solidity memory-safe-assembly
        assembly {
            mstore(0x00, id)
            mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
            let ownershipSlot := add(id, add(id, keccak256(0x00, 0x20)))
            let packed := sload(ownershipSlot)
            sstore(ownershipSlot, xor(packed, shl(160, xor(value, shr(160, packed)))))
        }
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                  INTERNAL MINT FUNCTIONS                   */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Mints token `id` to `to`.
    ///
    /// Requirements:
    ///
    /// - Token `id` must not exist.
    /// - `to` cannot be the zero address.
    ///
    /// Emits a {Transfer} event.
    function _mint(address to, uint256 id) internal virtual {
        _beforeTokenTransfer(address(0), to, id);
        /// @solidity memory-safe-assembly
        assembly {
            // Clear the upper 96 bits.
            to := shr(96, shl(96, to))
            // Load the ownership data.
            mstore(0x00, id)
            mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
            let ownershipSlot := add(id, add(id, keccak256(0x00, 0x20)))
            let ownershipPacked := sload(ownershipSlot)
            // Revert if the token already exists.
            if shl(96, ownershipPacked) {
                mstore(0x00, 0xc991cbb1) // `TokenAlreadyExists()`.
                revert(0x1c, 0x04)
            }
            // Update with the owner.
            sstore(ownershipSlot, or(ownershipPacked, to))
            // Increment the balance of the owner.
            {
                mstore(0x00, to)
                let balanceSlot := keccak256(0x0c, 0x1c)
                let balanceSlotPacked := add(sload(balanceSlot), 1)
                // Revert if `to` is the zero address, or if the account balance overflows.
                if iszero(mul(to, and(balanceSlotPacked, _MAX_ACCOUNT_BALANCE))) {
                    // `TransferToZeroAddress()`, `AccountBalanceOverflow()`.
                    mstore(shl(2, iszero(to)), 0xea553b3401336cea)
                    revert(0x1c, 0x04)
                }
                sstore(balanceSlot, balanceSlotPacked)
            }
            // Emit the {Transfer} event.
            log4(codesize(), 0x00, _TRANSFER_EVENT_SIGNATURE, 0, to, id)
        }
        _afterTokenTransfer(address(0), to, id);
    }

    /// @dev Mints token `id` to `to`, and updates the extra data for token `id` to `value`.
    /// Does NOT check if token `id` already exists (assumes `id` is auto-incrementing).
    ///
    /// Requirements:
    ///
    /// - `to` cannot be the zero address.
    ///
    /// Emits a {Transfer} event.
    function _mintAndSetExtraDataUnchecked(address to, uint256 id, uint96 value) internal virtual {
        _beforeTokenTransfer(address(0), to, id);
        /// @solidity memory-safe-assembly
        assembly {
            // Clear the upper 96 bits.
            to := shr(96, shl(96, to))
            // Update with the owner and extra data.
            mstore(0x00, id)
            mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
            sstore(add(id, add(id, keccak256(0x00, 0x20))), or(shl(160, value), to))
            // Increment the balance of the owner.
            {
                mstore(0x00, to)
                let balanceSlot := keccak256(0x0c, 0x1c)
                let balanceSlotPacked := add(sload(balanceSlot), 1)
                // Revert if `to` is the zero address, or if the account balance overflows.
                if iszero(mul(to, and(balanceSlotPacked, _MAX_ACCOUNT_BALANCE))) {
                    // `TransferToZeroAddress()`, `AccountBalanceOverflow()`.
                    mstore(shl(2, iszero(to)), 0xea553b3401336cea)
                    revert(0x1c, 0x04)
                }
                sstore(balanceSlot, balanceSlotPacked)
            }
            // Emit the {Transfer} event.
            log4(codesize(), 0x00, _TRANSFER_EVENT_SIGNATURE, 0, to, id)
        }
        _afterTokenTransfer(address(0), to, id);
    }

    /// @dev Equivalent to `_safeMint(to, id, "")`.
    function _safeMint(address to, uint256 id) internal virtual {
        _safeMint(to, id, "");
    }

    /// @dev Mints token `id` to `to`.
    ///
    /// Requirements:
    ///
    /// - Token `id` must not exist.
    /// - `to` cannot be the zero address.
    /// - If `to` refers to a smart contract, it must implement
    ///   {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
    ///
    /// Emits a {Transfer} event.
    function _safeMint(address to, uint256 id, bytes memory data) internal virtual {
        _mint(to, id);
        if (_hasCode(to)) _checkOnERC721Received(address(0), to, id, data);
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                  INTERNAL BURN FUNCTIONS                   */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Equivalent to `_burn(address(0), id)`.
    function _burn(uint256 id) internal virtual {
        _burn(address(0), id);
    }

    /// @dev Destroys token `id`, using `by`.
    ///
    /// Requirements:
    ///
    /// - Token `id` must exist.
    /// - If `by` is not the zero address,
    ///   it must be the owner of the token, or be approved to manage the token.
    ///
    /// Emits a {Transfer} event.
    function _burn(address by, uint256 id) internal virtual {
        address owner = ownerOf(id);
        _beforeTokenTransfer(owner, address(0), id);
        /// @solidity memory-safe-assembly
        assembly {
            // Clear the upper 96 bits.
            by := shr(96, shl(96, by))
            // Load the ownership data.
            mstore(0x00, id)
            mstore(0x1c, or(_ERC721_MASTER_SLOT_SEED, by))
            let ownershipSlot := add(id, add(id, keccak256(0x00, 0x20)))
            let ownershipPacked := sload(ownershipSlot)
            // Reload the owner in case it is changed in `_beforeTokenTransfer`.
            owner := shr(96, shl(96, ownershipPacked))
            // Revert if the token does not exist.
            if iszero(owner) {
                mstore(0x00, 0xceea21b6) // `TokenDoesNotExist()`.
                revert(0x1c, 0x04)
            }
            // Load and check the token approval.
            {
                mstore(0x00, owner)
                let approvedAddress := sload(add(1, ownershipSlot))
                // If `by` is not the zero address, do the authorization check.
                // Revert if the `by` is not the owner, nor approved.
                if iszero(or(iszero(by), or(eq(by, owner), eq(by, approvedAddress)))) {
                    if iszero(sload(keccak256(0x0c, 0x30))) {
                        mstore(0x00, 0x4b6e7f18) // `NotOwnerNorApproved()`.
                        revert(0x1c, 0x04)
                    }
                }
                // Delete the approved address if any.
                if approvedAddress { sstore(add(1, ownershipSlot), 0) }
            }
            // Clear the owner.
            sstore(ownershipSlot, xor(ownershipPacked, owner))
            // Decrement the balance of `owner`.
            {
                let balanceSlot := keccak256(0x0c, 0x1c)
                sstore(balanceSlot, sub(sload(balanceSlot), 1))
            }
            // Emit the {Transfer} event.
            log4(codesize(), 0x00, _TRANSFER_EVENT_SIGNATURE, owner, 0, id)
        }
        _afterTokenTransfer(owner, address(0), id);
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                INTERNAL APPROVAL FUNCTIONS                 */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Returns whether `account` is the owner of token `id`, or is approved to manage it.
    ///
    /// Requirements:
    /// - Token `id` must exist.
    function _isApprovedOrOwner(address account, uint256 id)
        internal
        view
        virtual
        returns (bool result)
    {
        /// @solidity memory-safe-assembly
        assembly {
            result := 1
            // Clear the upper 96 bits.
            account := shr(96, shl(96, account))
            // Load the ownership data.
            mstore(0x00, id)
            mstore(0x1c, or(_ERC721_MASTER_SLOT_SEED, account))
            let ownershipSlot := add(id, add(id, keccak256(0x00, 0x20)))
            let owner := shr(96, shl(96, sload(ownershipSlot)))
            // Revert if the token does not exist.
            if iszero(owner) {
                mstore(0x00, 0xceea21b6) // `TokenDoesNotExist()`.
                revert(0x1c, 0x04)
            }
            // Check if `account` is the `owner`.
            if iszero(eq(account, owner)) {
                mstore(0x00, owner)
                // Check if `account` is approved to manage the token.
                if iszero(sload(keccak256(0x0c, 0x30))) {
                    result := eq(account, sload(add(1, ownershipSlot)))
                }
            }
        }
    }

    /// @dev Returns the account approved to manage token `id`.
    /// Returns the zero address instead of reverting if the token does not exist.
    function _getApproved(uint256 id) internal view virtual returns (address result) {
        /// @solidity memory-safe-assembly
        assembly {
            mstore(0x00, id)
            mstore(0x1c, _ERC721_MASTER_SLOT_SEED)
            result := sload(add(1, add(id, add(id, keccak256(0x00, 0x20)))))
        }
    }

    /// @dev Equivalent to `_approve(address(0), account, id)`.
    function _approve(address account, uint256 id) internal virtual {
        _approve(address(0), account, id);
    }

    /// @dev Sets `account` as the approved account to manage token `id`, using `by`.
    ///
    /// Requirements:
    /// - Token `id` must exist.
    /// - If `by` is not the zero address, `by` must be the owner
    ///   or an approved operator for the token owner.
    ///
    /// Emits a {Approval} event.
    function _approve(address by, address account, uint256 id) internal virtual {
        assembly {
            // Clear the upper 96 bits.
            let bitmaskAddress := shr(96, not(0))
            account := and(bitmaskAddress, account)
            by := and(bitmaskAddress, by)
            // Load the owner of the token.
            mstore(0x00, id)
            mstore(0x1c, or(_ERC721_MASTER_SLOT_SEED, by))
            let ownershipSlot := add(id, add(id, keccak256(0x00, 0x20)))
            let owner := and(bitmaskAddress, sload(ownershipSlot))
            // Revert if the token does not exist.
            if iszero(owner) {
                mstore(0x00, 0xceea21b6) // `TokenDoesNotExist()`.
                revert(0x1c, 0x04)
            }
            // If `by` is not the zero address, do the authorization check.
            // Revert if `by` is not the owner, nor approved.
            if iszero(or(iszero(by), eq(by, owner))) {
                mstore(0x00, owner)
                if iszero(sload(keccak256(0x0c, 0x30))) {
                    mstore(0x00, 0x4b6e7f18) // `NotOwnerNorApproved()`.
                    revert(0x1c, 0x04)
                }
            }
            // Sets `account` as the approved account to manage `id`.
            sstore(add(1, ownershipSlot), account)
            // Emit the {Approval} event.
            log4(codesize(), 0x00, _APPROVAL_EVENT_SIGNATURE, owner, account, id)
        }
    }

    /// @dev Approve or remove the `operator` as an operator for `by`,
    /// without authorization checks.
    ///
    /// Emits an {ApprovalForAll} event.
    function _setApprovalForAll(address by, address operator, bool isApproved) internal virtual {
        /// @solidity memory-safe-assembly
        assembly {
            // Clear the upper 96 bits.
            by := shr(96, shl(96, by))
            operator := shr(96, shl(96, operator))
            // Convert to 0 or 1.
            isApproved := iszero(iszero(isApproved))
            // Update the `isApproved` for (`by`, `operator`).
            mstore(0x1c, or(_ERC721_MASTER_SLOT_SEED, operator))
            mstore(0x00, by)
            sstore(keccak256(0x0c, 0x30), isApproved)
            // Emit the {ApprovalForAll} event.
            mstore(0x00, isApproved)
            log3(0x00, 0x20, _APPROVAL_FOR_ALL_EVENT_SIGNATURE, by, operator)
        }
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                INTERNAL TRANSFER FUNCTIONS                 */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Equivalent to `_transfer(address(0), from, to, id)`.
    function _transfer(address from, address to, uint256 id) internal virtual {
        _transfer(address(0), from, to, id);
    }

    /// @dev Transfers token `id` from `from` to `to`.
    ///
    /// Requirements:
    ///
    /// - Token `id` must exist.
    /// - `from` must be the owner of the token.
    /// - `to` cannot be the zero address.
    /// - If `by` is not the zero address,
    ///   it must be the owner of the token, or be approved to manage the token.
    ///
    /// Emits a {Transfer} event.
    function _transfer(address by, address from, address to, uint256 id) internal virtual {
        _beforeTokenTransfer(from, to, id);
        /// @solidity memory-safe-assembly
        assembly {
            // Clear the upper 96 bits.
            let bitmaskAddress := shr(96, not(0))
            from := and(bitmaskAddress, from)
            to := and(bitmaskAddress, to)
            by := and(bitmaskAddress, by)
            // Load the ownership data.
            mstore(0x00, id)
            mstore(0x1c, or(_ERC721_MASTER_SLOT_SEED, by))
            let ownershipSlot := add(id, add(id, keccak256(0x00, 0x20)))
            let ownershipPacked := sload(ownershipSlot)
            let owner := and(bitmaskAddress, ownershipPacked)
            // Revert if the token does not exist, or if `from` is not the owner.
            if iszero(mul(owner, eq(owner, from))) {
                // `TokenDoesNotExist()`, `TransferFromIncorrectOwner()`.
                mstore(shl(2, iszero(owner)), 0xceea21b6a1148100)
                revert(0x1c, 0x04)
            }
            // Load, check, and update the token approval.
            {
                mstore(0x00, from)
                let approvedAddress := sload(add(1, ownershipSlot))
                // If `by` is not the zero address, do the authorization check.
                // Revert if the `by` is not the owner, nor approved.
                if iszero(or(iszero(by), or(eq(by, from), eq(by, approvedAddress)))) {
                    if iszero(sload(keccak256(0x0c, 0x30))) {
                        mstore(0x00, 0x4b6e7f18) // `NotOwnerNorApproved()`.
                        revert(0x1c, 0x04)
                    }
                }
                // Delete the approved address if any.
                if approvedAddress { sstore(add(1, ownershipSlot), 0) }
            }
            // Update with the new owner.
            sstore(ownershipSlot, xor(ownershipPacked, xor(from, to)))
            // Decrement the balance of `from`.
            {
                let fromBalanceSlot := keccak256(0x0c, 0x1c)
                sstore(fromBalanceSlot, sub(sload(fromBalanceSlot), 1))
            }
            // Increment the balance of `to`.
            {
                mstore(0x00, to)
                let toBalanceSlot := keccak256(0x0c, 0x1c)
                let toBalanceSlotPacked := add(sload(toBalanceSlot), 1)
                // Revert if `to` is the zero address, or if the account balance overflows.
                if iszero(mul(to, and(toBalanceSlotPacked, _MAX_ACCOUNT_BALANCE))) {
                    // `TransferToZeroAddress()`, `AccountBalanceOverflow()`.
                    mstore(shl(2, iszero(to)), 0xea553b3401336cea)
                    revert(0x1c, 0x04)
                }
                sstore(toBalanceSlot, toBalanceSlotPacked)
            }
            // Emit the {Transfer} event.
            log4(codesize(), 0x00, _TRANSFER_EVENT_SIGNATURE, from, to, id)
        }
        _afterTokenTransfer(from, to, id);
    }

    /// @dev Equivalent to `_safeTransfer(from, to, id, "")`.
    function _safeTransfer(address from, address to, uint256 id) internal virtual {
        _safeTransfer(from, to, id, "");
    }

    /// @dev Transfers token `id` from `from` to `to`.
    ///
    /// Requirements:
    ///
    /// - Token `id` must exist.
    /// - `from` must be the owner of the token.
    /// - `to` cannot be the zero address.
    /// - The caller must be the owner of the token, or be approved to manage the token.
    /// - If `to` refers to a smart contract, it must implement
    ///   {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
    ///
    /// Emits a {Transfer} event.
    function _safeTransfer(address from, address to, uint256 id, bytes memory data)
        internal
        virtual
    {
        _transfer(address(0), from, to, id);
        if (_hasCode(to)) _checkOnERC721Received(from, to, id, data);
    }

    /// @dev Equivalent to `_safeTransfer(by, from, to, id, "")`.
    function _safeTransfer(address by, address from, address to, uint256 id) internal virtual {
        _safeTransfer(by, from, to, id, "");
    }

    /// @dev Transfers token `id` from `from` to `to`.
    ///
    /// Requirements:
    ///
    /// - Token `id` must exist.
    /// - `from` must be the owner of the token.
    /// - `to` cannot be the zero address.
    /// - If `by` is not the zero address,
    ///   it must be the owner of the token, or be approved to manage the token.
    /// - If `to` refers to a smart contract, it must implement
    ///   {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
    ///
    /// Emits a {Transfer} event.
    function _safeTransfer(address by, address from, address to, uint256 id, bytes memory data)
        internal
        virtual
    {
        _transfer(by, from, to, id);
        if (_hasCode(to)) _checkOnERC721Received(from, to, id, data);
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                    HOOKS FOR OVERRIDING                    */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Hook that is called before any token transfers, including minting and burning.
    function _beforeTokenTransfer(address from, address to, uint256 id) internal virtual {}

    /// @dev Hook that is called after any token transfers, including minting and burning.
    function _afterTokenTransfer(address from, address to, uint256 id) internal virtual {}

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                      PRIVATE HELPERS                       */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Returns if `a` has bytecode of non-zero length.
    function _hasCode(address a) private view returns (bool result) {
        /// @solidity memory-safe-assembly
        assembly {
            result := extcodesize(a) // Can handle dirty upper bits.
        }
    }

    /// @dev Perform a call to invoke {IERC721Receiver-onERC721Received} on `to`.
    /// Reverts if the target does not support the function correctly.
    function _checkOnERC721Received(address from, address to, uint256 id, bytes memory data)
        private
    {
        /// @solidity memory-safe-assembly
        assembly {
            // Prepare the calldata.
            let m := mload(0x40)
            let onERC721ReceivedSelector := 0x150b7a02
            mstore(m, onERC721ReceivedSelector)
            mstore(add(m, 0x20), caller()) // The `operator`, which is always `msg.sender`.
            mstore(add(m, 0x40), shr(96, shl(96, from)))
            mstore(add(m, 0x60), id)
            mstore(add(m, 0x80), 0x80)
            let n := mload(data)
            mstore(add(m, 0xa0), n)
            if n { pop(staticcall(gas(), 4, add(data, 0x20), n, add(m, 0xc0), n)) }
            // Revert if the call reverts.
            if iszero(call(gas(), to, 0, add(m, 0x1c), add(n, 0xa4), m, 0x20)) {
                if returndatasize() {
                    // Bubble up the revert if the call reverts.
                    returndatacopy(m, 0x00, returndatasize())
                    revert(m, returndatasize())
                }
            }
            // Load the returndata and compare it.
            if iszero(eq(mload(m), shl(224, onERC721ReceivedSelector))) {
                mstore(0x00, 0xd1a57ed6) // `TransferToNonERC721ReceiverImplementer()`.
                revert(0x1c, 0x04)
            }
        }
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

/// @notice Simple single owner authorization mixin.
/// @author Solady (https://github.com/vectorized/solady/blob/main/src/auth/Ownable.sol)
///
/// @dev Note:
/// This implementation does NOT auto-initialize the owner to `msg.sender`.
/// You MUST call the `_initializeOwner` in the constructor / initializer.
///
/// While the ownable portion follows
/// [EIP-173](https://eips.ethereum.org/EIPS/eip-173) for compatibility,
/// the nomenclature for the 2-step ownership handover may be unique to this codebase.
abstract contract Ownable {
    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                       CUSTOM ERRORS                        */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev The caller is not authorized to call the function.
    error Unauthorized();

    /// @dev The `newOwner` cannot be the zero address.
    error NewOwnerIsZeroAddress();

    /// @dev The `pendingOwner` does not have a valid handover request.
    error NoHandoverRequest();

    /// @dev Cannot double-initialize.
    error AlreadyInitialized();

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                           EVENTS                           */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev The ownership is transferred from `oldOwner` to `newOwner`.
    /// This event is intentionally kept the same as OpenZeppelin's Ownable to be
    /// compatible with indexers and [EIP-173](https://eips.ethereum.org/EIPS/eip-173),
    /// despite it not being as lightweight as a single argument event.
    event OwnershipTransferred(address indexed oldOwner, address indexed newOwner);

    /// @dev An ownership handover to `pendingOwner` has been requested.
    event OwnershipHandoverRequested(address indexed pendingOwner);

    /// @dev The ownership handover to `pendingOwner` has been canceled.
    event OwnershipHandoverCanceled(address indexed pendingOwner);

    /// @dev `keccak256(bytes("OwnershipTransferred(address,address)"))`.
    uint256 private constant _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE =
        0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0;

    /// @dev `keccak256(bytes("OwnershipHandoverRequested(address)"))`.
    uint256 private constant _OWNERSHIP_HANDOVER_REQUESTED_EVENT_SIGNATURE =
        0xdbf36a107da19e49527a7176a1babf963b4b0ff8cde35ee35d6cd8f1f9ac7e1d;

    /// @dev `keccak256(bytes("OwnershipHandoverCanceled(address)"))`.
    uint256 private constant _OWNERSHIP_HANDOVER_CANCELED_EVENT_SIGNATURE =
        0xfa7b8eab7da67f412cc9575ed43464468f9bfbae89d1675917346ca6d8fe3c92;

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                          STORAGE                           */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev The owner slot is given by:
    /// `bytes32(~uint256(uint32(bytes4(keccak256("_OWNER_SLOT_NOT")))))`.
    /// It is intentionally chosen to be a high value
    /// to avoid collision with lower slots.
    /// The choice of manual storage layout is to enable compatibility
    /// with both regular and upgradeable contracts.
    bytes32 internal constant _OWNER_SLOT =
        0xffffffffffffffffffffffffffffffffffffffffffffffffffffffff74873927;

    /// The ownership handover slot of `newOwner` is given by:
    /// ```
    ///     mstore(0x00, or(shl(96, user), _HANDOVER_SLOT_SEED))
    ///     let handoverSlot := keccak256(0x00, 0x20)
    /// ```
    /// It stores the expiry timestamp of the two-step ownership handover.
    uint256 private constant _HANDOVER_SLOT_SEED = 0x389a75e1;

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                     INTERNAL FUNCTIONS                     */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Override to return true to make `_initializeOwner` prevent double-initialization.
    function _guardInitializeOwner() internal pure virtual returns (bool guard) {}

    /// @dev Initializes the owner directly without authorization guard.
    /// This function must be called upon initialization,
    /// regardless of whether the contract is upgradeable or not.
    /// This is to enable generalization to both regular and upgradeable contracts,
    /// and to save gas in case the initial owner is not the caller.
    /// For performance reasons, this function will not check if there
    /// is an existing owner.
    function _initializeOwner(address newOwner) internal virtual {
        if (_guardInitializeOwner()) {
            /// @solidity memory-safe-assembly
            assembly {
                let ownerSlot := _OWNER_SLOT
                if sload(ownerSlot) {
                    mstore(0x00, 0x0dc149f0) // `AlreadyInitialized()`.
                    revert(0x1c, 0x04)
                }
                // Clean the upper 96 bits.
                newOwner := shr(96, shl(96, newOwner))
                // Store the new value.
                sstore(ownerSlot, or(newOwner, shl(255, iszero(newOwner))))
                // Emit the {OwnershipTransferred} event.
                log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, 0, newOwner)
            }
        } else {
            /// @solidity memory-safe-assembly
            assembly {
                // Clean the upper 96 bits.
                newOwner := shr(96, shl(96, newOwner))
                // Store the new value.
                sstore(_OWNER_SLOT, newOwner)
                // Emit the {OwnershipTransferred} event.
                log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, 0, newOwner)
            }
        }
    }

    /// @dev Sets the owner directly without authorization guard.
    function _setOwner(address newOwner) internal virtual {
        if (_guardInitializeOwner()) {
            /// @solidity memory-safe-assembly
            assembly {
                let ownerSlot := _OWNER_SLOT
                // Clean the upper 96 bits.
                newOwner := shr(96, shl(96, newOwner))
                // Emit the {OwnershipTransferred} event.
                log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, sload(ownerSlot), newOwner)
                // Store the new value.
                sstore(ownerSlot, or(newOwner, shl(255, iszero(newOwner))))
            }
        } else {
            /// @solidity memory-safe-assembly
            assembly {
                let ownerSlot := _OWNER_SLOT
                // Clean the upper 96 bits.
                newOwner := shr(96, shl(96, newOwner))
                // Emit the {OwnershipTransferred} event.
                log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, sload(ownerSlot), newOwner)
                // Store the new value.
                sstore(ownerSlot, newOwner)
            }
        }
    }

    /// @dev Throws if the sender is not the owner.
    function _checkOwner() internal view virtual {
        /// @solidity memory-safe-assembly
        assembly {
            // If the caller is not the stored owner, revert.
            if iszero(eq(caller(), sload(_OWNER_SLOT))) {
                mstore(0x00, 0x82b42900) // `Unauthorized()`.
                revert(0x1c, 0x04)
            }
        }
    }

    /// @dev Returns how long a two-step ownership handover is valid for in seconds.
    /// Override to return a different value if needed.
    /// Made internal to conserve bytecode. Wrap it in a public function if needed.
    function _ownershipHandoverValidFor() internal view virtual returns (uint64) {
        return 48 * 3600;
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                  PUBLIC UPDATE FUNCTIONS                   */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Allows the owner to transfer the ownership to `newOwner`.
    function transferOwnership(address newOwner) public payable virtual onlyOwner {
        /// @solidity memory-safe-assembly
        assembly {
            if iszero(shl(96, newOwner)) {
                mstore(0x00, 0x7448fbae) // `NewOwnerIsZeroAddress()`.
                revert(0x1c, 0x04)
            }
        }
        _setOwner(newOwner);
    }

    /// @dev Allows the owner to renounce their ownership.
    function renounceOwnership() public payable virtual onlyOwner {
        _setOwner(address(0));
    }

    /// @dev Request a two-step ownership handover to the caller.
    /// The request will automatically expire in 48 hours (172800 seconds) by default.
    function requestOwnershipHandover() public payable virtual {
        unchecked {
            uint256 expires = block.timestamp + _ownershipHandoverValidFor();
            /// @solidity memory-safe-assembly
            assembly {
                // Compute and set the handover slot to `expires`.
                mstore(0x0c, _HANDOVER_SLOT_SEED)
                mstore(0x00, caller())
                sstore(keccak256(0x0c, 0x20), expires)
                // Emit the {OwnershipHandoverRequested} event.
                log2(0, 0, _OWNERSHIP_HANDOVER_REQUESTED_EVENT_SIGNATURE, caller())
            }
        }
    }

    /// @dev Cancels the two-step ownership handover to the caller, if any.
    function cancelOwnershipHandover() public payable virtual {
        /// @solidity memory-safe-assembly
        assembly {
            // Compute and set the handover slot to 0.
            mstore(0x0c, _HANDOVER_SLOT_SEED)
            mstore(0x00, caller())
            sstore(keccak256(0x0c, 0x20), 0)
            // Emit the {OwnershipHandoverCanceled} event.
            log2(0, 0, _OWNERSHIP_HANDOVER_CANCELED_EVENT_SIGNATURE, caller())
        }
    }

    /// @dev Allows the owner to complete the two-step ownership handover to `pendingOwner`.
    /// Reverts if there is no existing ownership handover requested by `pendingOwner`.
    function completeOwnershipHandover(address pendingOwner) public payable virtual onlyOwner {
        /// @solidity memory-safe-assembly
        assembly {
            // Compute and set the handover slot to 0.
            mstore(0x0c, _HANDOVER_SLOT_SEED)
            mstore(0x00, pendingOwner)
            let handoverSlot := keccak256(0x0c, 0x20)
            // If the handover does not exist, or has expired.
            if gt(timestamp(), sload(handoverSlot)) {
                mstore(0x00, 0x6f5e8818) // `NoHandoverRequest()`.
                revert(0x1c, 0x04)
            }
            // Set the handover slot to 0.
            sstore(handoverSlot, 0)
        }
        _setOwner(pendingOwner);
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                   PUBLIC READ FUNCTIONS                    */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Returns the owner of the contract.
    function owner() public view virtual returns (address result) {
        /// @solidity memory-safe-assembly
        assembly {
            result := sload(_OWNER_SLOT)
        }
    }

    /// @dev Returns the expiry timestamp for the two-step ownership handover to `pendingOwner`.
    function ownershipHandoverExpiresAt(address pendingOwner)
        public
        view
        virtual
        returns (uint256 result)
    {
        /// @solidity memory-safe-assembly
        assembly {
            // Compute the handover slot.
            mstore(0x0c, _HANDOVER_SLOT_SEED)
            mstore(0x00, pendingOwner)
            // Load the handover slot.
            result := sload(keccak256(0x0c, 0x20))
        }
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                         MODIFIERS                          */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Marks a function as only callable by the owner.
    modifier onlyOwner() virtual {
        _checkOwner();
        _;
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

/// @notice Library to encode strings in Base64.
/// @author Solady (https://github.com/vectorized/solady/blob/main/src/utils/Base64.sol)
/// @author Modified from Solmate (https://github.com/transmissions11/solmate/blob/main/src/utils/Base64.sol)
/// @author Modified from (https://github.com/Brechtpd/base64/blob/main/base64.sol) by Brecht Devos - <[email protected]>.
library Base64 {
    /// @dev Encodes `data` using the base64 encoding described in RFC 4648.
    /// See: https://datatracker.ietf.org/doc/html/rfc4648
    /// @param fileSafe  Whether to replace '+' with '-' and '/' with '_'.
    /// @param noPadding Whether to strip away the padding.
    function encode(bytes memory data, bool fileSafe, bool noPadding)
        internal
        pure
        returns (string memory result)
    {
        /// @solidity memory-safe-assembly
        assembly {
            let dataLength := mload(data)

            if dataLength {
                // Multiply by 4/3 rounded up.
                // The `shl(2, ...)` is equivalent to multiplying by 4.
                let encodedLength := shl(2, div(add(dataLength, 2), 3))

                // Set `result` to point to the start of the free memory.
                result := mload(0x40)

                // Store the table into the scratch space.
                // Offsetted by -1 byte so that the `mload` will load the character.
                // We will rewrite the free memory pointer at `0x40` later with
                // the allocated size.
                // The magic constant 0x0670 will turn "-_" into "+/".
                mstore(0x1f, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdef")
                mstore(0x3f, xor("ghijklmnopqrstuvwxyz0123456789-_", mul(iszero(fileSafe), 0x0670)))

                // Skip the first slot, which stores the length.
                let ptr := add(result, 0x20)
                let end := add(ptr, encodedLength)

                let dataEnd := add(add(0x20, data), dataLength)
                let dataEndValue := mload(dataEnd) // Cache the value at the `dataEnd` slot.
                mstore(dataEnd, 0x00) // Zeroize the `dataEnd` slot to clear dirty bits.

                // Run over the input, 3 bytes at a time.
                for {} 1 {} {
                    data := add(data, 3) // Advance 3 bytes.
                    let input := mload(data)

                    // Write 4 bytes. Optimized for fewer stack operations.
                    mstore8(0, mload(and(shr(18, input), 0x3F)))
                    mstore8(1, mload(and(shr(12, input), 0x3F)))
                    mstore8(2, mload(and(shr(6, input), 0x3F)))
                    mstore8(3, mload(and(input, 0x3F)))
                    mstore(ptr, mload(0x00))

                    ptr := add(ptr, 4) // Advance 4 bytes.
                    if iszero(lt(ptr, end)) { break }
                }
                mstore(dataEnd, dataEndValue) // Restore the cached value at `dataEnd`.
                mstore(0x40, add(end, 0x20)) // Allocate the memory.
                // Equivalent to `o = [0, 2, 1][dataLength % 3]`.
                let o := div(2, mod(dataLength, 3))
                // Offset `ptr` and pad with '='. We can simply write over the end.
                mstore(sub(ptr, o), shl(240, 0x3d3d))
                // Set `o` to zero if there is padding.
                o := mul(iszero(iszero(noPadding)), o)
                mstore(sub(ptr, o), 0) // Zeroize the slot after the string.
                mstore(result, sub(encodedLength, o)) // Store the length.
            }
        }
    }

    /// @dev Encodes `data` using the base64 encoding described in RFC 4648.
    /// Equivalent to `encode(data, false, false)`.
    function encode(bytes memory data) internal pure returns (string memory result) {
        result = encode(data, false, false);
    }

    /// @dev Encodes `data` using the base64 encoding described in RFC 4648.
    /// Equivalent to `encode(data, fileSafe, false)`.
    function encode(bytes memory data, bool fileSafe)
        internal
        pure
        returns (string memory result)
    {
        result = encode(data, fileSafe, false);
    }

    /// @dev Decodes base64 encoded `data`.
    ///
    /// Supports:
    /// - RFC 4648 (both standard and file-safe mode).
    /// - RFC 3501 (63: ',').
    ///
    /// Does not support:
    /// - Line breaks.
    ///
    /// Note: For performance reasons,
    /// this function will NOT revert on invalid `data` inputs.
    /// Outputs for invalid inputs will simply be undefined behaviour.
    /// It is the user's responsibility to ensure that the `data`
    /// is a valid base64 encoded string.
    function decode(string memory data) internal pure returns (bytes memory result) {
        /// @solidity memory-safe-assembly
        assembly {
            let dataLength := mload(data)

            if dataLength {
                let decodedLength := mul(shr(2, dataLength), 3)

                for {} 1 {} {
                    // If padded.
                    if iszero(and(dataLength, 3)) {
                        let t := xor(mload(add(data, dataLength)), 0x3d3d)
                        // forgefmt: disable-next-item
                        decodedLength := sub(
                            decodedLength,
                            add(iszero(byte(30, t)), iszero(byte(31, t)))
                        )
                        break
                    }
                    // If non-padded.
                    decodedLength := add(decodedLength, sub(and(dataLength, 3), 1))
                    break
                }
                result := mload(0x40)

                // Write the length of the bytes.
                mstore(result, decodedLength)

                // Skip the first slot, which stores the length.
                let ptr := add(result, 0x20)
                let end := add(ptr, decodedLength)

                // Load the table into the scratch space.
                // Constants are optimized for smaller bytecode with zero gas overhead.
                // `m` also doubles as the mask of the upper 6 bits.
                let m := 0xfc000000fc00686c7074787c8084888c9094989ca0a4a8acb0b4b8bcc0c4c8cc
                mstore(0x5b, m)
                mstore(0x3b, 0x04080c1014181c2024282c3034383c4044484c5054585c6064)
                mstore(0x1a, 0xf8fcf800fcd0d4d8dce0e4e8ecf0f4)

                for {} 1 {} {
                    // Read 4 bytes.
                    data := add(data, 4)
                    let input := mload(data)

                    // Write 3 bytes.
                    // forgefmt: disable-next-item
                    mstore(ptr, or(
                        and(m, mload(byte(28, input))),
                        shr(6, or(
                            and(m, mload(byte(29, input))),
                            shr(6, or(
                                and(m, mload(byte(30, input))),
                                shr(6, mload(byte(31, input)))
                            ))
                        ))
                    ))
                    ptr := add(ptr, 3)
                    if iszero(lt(ptr, end)) { break }
                }
                mstore(0x40, add(end, 0x20)) // Allocate the memory.
                mstore(end, 0) // Zeroize the slot after the bytes.
                mstore(0x60, 0) // Restore the zero slot.
            }
        }
    }
}

{
  "remappings": [
    "forge-std/=lib/forge-std/src/",
    "solady/=lib/solady/src/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "paris",
  "viaIR": false,
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"uint256","name":"_numberCondition","type":"uint256"},{"internalType":"bool","name":"_condition","type":"bool"},{"internalType":"string","name":"_description","type":"string"},{"internalType":"address","name":"_to","type":"address"},{"internalType":"string","name":"_imageUrl","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AccountBalanceOverflow","type":"error"},{"inputs":[],"name":"AlreadyInitialized","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"NewOwnerIsZeroAddress","type":"error"},{"inputs":[],"name":"NoHandoverRequest","type":"error"},{"inputs":[],"name":"NotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TokenAlreadyExists","type":"error"},{"inputs":[],"name":"TokenDoesNotExist","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"Unauthorized","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"uint256","name":"id","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"isApproved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"_numberCondition","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_inputCondition","type":"uint256"}],"name":"Burned","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"pendingOwner","type":"address"}],"name":"OwnershipHandoverCanceled","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"pendingOwner","type":"address"}],"name":"OwnershipHandoverRequested","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"oldOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"id","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"_numberCondition","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_inputCondition","type":"uint256"}],"name":"Update","type":"event"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"result","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"cancelOwnershipHandover","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"string","name":"_url","type":"string"}],"name":"changeUrl","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"input","type":"uint256"}],"name":"checkInput","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"pendingOwner","type":"address"}],"name":"completeOwnershipHandover","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"condition","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"id","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"result","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"result","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"numberCondition","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"result","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"id","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"result","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"pendingOwner","type":"address"}],"name":"ownershipHandoverExpiresAt","outputs":[{"internalType":"uint256","name":"result","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"requestOwnershipHandover","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"isApproved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"result","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"id","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"payable","type":"function"}]

60806040523480156200001157600080fd5b506040516200180c3803806200180c833981016040819052620000349162000282565b6002620000428882620003fa565b506003620000518782620003fa565b506001620000608482620003fa565b5060048590556005805460ff19168515151790556000620000828282620003fa565b506200008e33620000a8565b6200009b826001620000e4565b50505050505050620004c6565b6001600160a01b0316638b78c6d8198190558060007f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e08180a350565b8160601b60601c915080600052673ec412a9852d173d60c11b601c5260206000208101810180548060601b15620001235763c991cbb16000526004601cfd5b831790556000829052601c600c20805460010163ffffffff81168402620001595767ea553b3401336cea841560021b526004601cfd5b9055808260007fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef8138a45050565b505050565b634e487b7160e01b600052604160045260246000fd5b600082601f830112620001b457600080fd5b81516001600160401b0380821115620001d157620001d16200018c565b604051601f8301601f19908116603f01168101908282118183101715620001fc57620001fc6200018c565b81604052838152602092508660208588010111156200021a57600080fd5b600091505b838210156200023e57858201830151818301840152908201906200021f565b6000602085830101528094505050505092915050565b805180151581146200026557600080fd5b919050565b80516001600160a01b03811681146200026557600080fd5b600080600080600080600060e0888a0312156200029e57600080fd5b87516001600160401b0380821115620002b657600080fd5b620002c48b838c01620001a2565b985060208a0151915080821115620002db57600080fd5b620002e98b838c01620001a2565b975060408a015196506200030060608b0162000254565b955060808a01519150808211156200031757600080fd5b620003258b838c01620001a2565b94506200033560a08b016200026a565b935060c08a01519150808211156200034c57600080fd5b506200035b8a828b01620001a2565b91505092959891949750929550565b600181811c908216806200037f57607f821691505b602082108103620003a057634e487b7160e01b600052602260045260246000fd5b50919050565b601f82111562000187576000816000526020600020601f850160051c81016020861015620003d15750805b601f850160051c820191505b81811015620003f257828155600101620003dd565b505050505050565b81516001600160401b038111156200041657620004166200018c565b6200042e816200042784546200036a565b84620003a6565b602080601f8311600181146200046657600084156200044d5750858301515b600019600386901b1c1916600185901b178555620003f2565b600085815260208120601f198616915b82811015620004975788860151825594840194600190910190840162000476565b5085821015620004b65787850151600019600388901b60f8161c191681555b5050505050600190811b01905550565b61133680620004d66000396000f3fe60806040526004361061014b5760003560e01c806370a08231116100b6578063c50313311161006f578063c503133114610354578063c87b56dd1461036e578063e985e9c51461038e578063f04e283e146103c4578063f2fde38b146103d7578063fee81cf4146103ea57600080fd5b806370a08231146102cb578063715018a6146102eb5780638da5cb5b146102f357806395d89b411461030c578063a22cb46514610321578063b88d4fde1461034157600080fd5b80632569296211610108578063256929621461024457806342842e0e1461024c57806354d1f13d1461025f5780635f823d28146102675780636352211e146102875780636d08700b146102a757600080fd5b806301ffc9a714610150578063021b8a7f146101a257806306fdde03146101c4578063081812fc146101e6578063095ea7b31461021e57806323b872dd14610231575b600080fd5b34801561015c57600080fd5b5061018d61016b366004610d68565b6301ffc9a760e09190911c9081146380ac58cd821417635b5e139f9091141790565b60405190151581526020015b60405180910390f35b3480156101ae57600080fd5b506101c26101bd366004610d99565b61041d565b005b3480156101d057600080fd5b506101d961045f565b6040516101999190610dd6565b3480156101f257600080fd5b50610206610201366004610d99565b6104f1565b6040516001600160a01b039091168152602001610199565b6101c261022c366004610e20565b610530565b6101c261023f366004610e4a565b61053b565b6101c261063c565b6101c261025a366004610e4a565b61068c565b6101c26106b9565b34801561027357600080fd5b506101c2610282366004610e9c565b6106f5565b34801561029357600080fd5b506102066102a2366004610d99565b610709565b3480156102b357600080fd5b506102bd60045481565b604051908152602001610199565b3480156102d757600080fd5b506102bd6102e6366004610f4d565b610747565b6101c2610782565b3480156102ff57600080fd5b50638b78c6d81954610206565b34801561031857600080fd5b506101d9610796565b34801561032d57600080fd5b506101c261033c366004610f68565b6107a5565b6101c261034f366004610fa4565b6107fb565b34801561036057600080fd5b5060055461018d9060ff1681565b34801561037a57600080fd5b506101d9610389366004610d99565b610856565b34801561039a57600080fd5b5061018d6103a936600461103f565b601c52670a5a2e7a000000006008526000526030600c205490565b6101c26103d2366004610f4d565b6108d6565b6101c26103e5366004610f4d565b610916565b3480156103f657600080fd5b506102bd610405366004610f4d565b63389a75e1600c908152600091909152602090205490565b61042561093d565b60055460009060ff1661043c576004548210610442565b60045482115b9050806104565761045282610958565b5050565b61045282610998565b60606002805461046e90611072565b80601f016020809104026020016040519081016040528092919081815260200182805461049a90611072565b80156104e75780601f106104bc576101008083540402835291602001916104e7565b820191906000526020600020905b8154815290600101906020018083116104ca57829003601f168201915b5050505050905090565b600081600052673ec412a9852d173d60c11b601c52602060002082018201805460601b6105265763ceea21b66000526004601cfd5b6001015492915050565b6104523383836109db565b6000818152673ec412a9852d173d60c11b3317601c52602090208101810180546001600160a01b03948516949384169381169190828614830261058d5767ceea21b6a1148100831560021b526004601cfd5b8560005281600101549250823314863314176105bb576030600c20546105bb57634b6e7f186000526004601cfd5b82156105c957600082600101555b85851818905550601c600c8181208054600019019055600084905220805460010163ffffffff8116840261060c5767ea553b3401336cea841560021b526004601cfd5b90558082847fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef600038a45b505050565b60006202a30067ffffffffffffffff164201905063389a75e1600c5233600052806020600c2055337fdbf36a107da19e49527a7176a1babf963b4b0ff8cde35ee35d6cd8f1f9ac7e1d600080a250565b61069783838361053b565b813b156106375761063783838360405180602001604052806000815250610a7c565b63389a75e1600c523360005260006020600c2055337ffa7b8eab7da67f412cc9575ed43464468f9bfbae89d1675917346ca6d8fe3c92600080a2565b6106fd61093d565b600061045282826110f4565b6000818152673ec412a9852d173d60c11b601c526020902081018101546001600160a01b0316806107425763ceea21b66000526004601cfd5b919050565b60008161075c57638f4eb6046000526004601cfd5b673ec412a9852d173d60c11b601c528160005263ffffffff601c600c2054169050919050565b61078a61093d565b6107946000610b08565b565b60606003805461046e90611072565b801515905081601c52670a5a2e7a0000000060085233600052806030600c2055806000528160601b60601c337f17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c3160206000a35050565b61080685858561053b565b833b1561084f5761084f85858585858080601f016020809104026020016040519081016040528093929190818152602001838380828437600092019190915250610a7c92505050565b5050505050565b6060610880826000818152673ec412a9852d173d60c11b601c52602090208101015460601b151590565b6108c85760405162461bcd60e51b81526020600482015260156024820152741513d2d153925108191bdcd95b89dd08195e1a5cdd605a1b604482015260640160405180910390fd5b6108d0610b46565b92915050565b6108de61093d565b63389a75e1600c52806000526020600c20805442111561090657636f5e88186000526004601cfd5b6000905561091381610b08565b50565b61091e61093d565b8060601b61093457637448fbae6000526004601cfd5b61091381610b08565b638b78c6d819543314610794576382b429006000526004601cfd5b60045460408051918252602082018390527f8ecf343d22d1934aea3fb34b7332371552b19286c5bc696adae16c7690a90d5491015b60405180910390a150565b6109a26001610b7f565b60045460408051918252602082018390527fcec1bae6e024d929f2929f3478ce70f55f9c636c8ef7b5073a61d7c3a432451b910161098d565b60001960601c828116925083811693508160005283673ec412a9852d173d60c11b17601c5260206000208201820180548216915081610a225763ceea21b66000526004601cfd5b818514851517610a4857816000526030600c2054610a4857634b6e7f186000526004601cfd5b6001018390558183827f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925600038a450505050565b60405163150b7a028082523360208301528560601b60601c604083015283606083015260808083015282518060a08401528015610ac3578060c08401826020870160045afa505b60208360a48301601c860160008a5af1610ae6573d15610ae6573d6000843e3d83fd5b508060e01b825114610b005763d1a57ed66000526004601cfd5b505050505050565b638b78c6d81980546001600160a01b039092169182907f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0600080a355565b6060610b5b610b53610b8a565b600080610ba4565b604051602001610b6b91906111b4565b604051602081830303815290604052905090565b610913600082610c9a565b6060600160026000604051602001610b6b9392919061126c565b606083518015610c92576003600282010460021b60405192507f4142434445464748494a4b4c4d4e4f505152535455565758595a616263646566601f526106708515027f6768696a6b6c6d6e6f707172737475767778797a303132333435363738392d5f18603f52602083018181018388602001018051600082525b60038a0199508951603f8160121c1651600053603f81600c1c1651600153603f8160061c1651600253603f811651600353506000518452600484019350828410610c20579052602001604052613d3d60f01b600384066002048083039190915260008615159091029182900352900382525b509392505050565b6000610ca582610709565b90505060008181526001600160a01b03928316673ec412a9852d173d60c11b8117601c526020909120820182018054919382169182610cec5763ceea21b66000526004601cfd5b82600052816001015480861484871417861517610d1b576030600c2054610d1b57634b6e7f186000526004601cfd5b8015610d2957600083600101555b5082189055601c600c208054600019019055816000827fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef8238a4505050565b600060208284031215610d7a57600080fd5b81356001600160e01b031981168114610d9257600080fd5b9392505050565b600060208284031215610dab57600080fd5b5035919050565b60005b83811015610dcd578181015183820152602001610db5565b50506000910152565b6020815260008251806020840152610df5816040850160208701610db2565b601f01601f19169190910160400192915050565b80356001600160a01b038116811461074257600080fd5b60008060408385031215610e3357600080fd5b610e3c83610e09565b946020939093013593505050565b600080600060608486031215610e5f57600080fd5b610e6884610e09565b9250610e7660208501610e09565b9150604084013590509250925092565b634e487b7160e01b600052604160045260246000fd5b600060208284031215610eae57600080fd5b813567ffffffffffffffff80821115610ec657600080fd5b818401915084601f830112610eda57600080fd5b813581811115610eec57610eec610e86565b604051601f8201601f19908116603f01168101908382118183101715610f1457610f14610e86565b81604052828152876020848701011115610f2d57600080fd5b826020860160208301376000928101602001929092525095945050505050565b600060208284031215610f5f57600080fd5b610d9282610e09565b60008060408385031215610f7b57600080fd5b610f8483610e09565b915060208301358015158114610f9957600080fd5b809150509250929050565b600080600080600060808688031215610fbc57600080fd5b610fc586610e09565b9450610fd360208701610e09565b935060408601359250606086013567ffffffffffffffff80821115610ff757600080fd5b818801915088601f83011261100b57600080fd5b81358181111561101a57600080fd5b89602082850101111561102c57600080fd5b9699959850939650602001949392505050565b6000806040838503121561105257600080fd5b61105b83610e09565b915061106960208401610e09565b90509250929050565b600181811c9082168061108657607f821691505b6020821081036110a657634e487b7160e01b600052602260045260246000fd5b50919050565b601f821115610637576000816000526020600020601f850160051c810160208610156110d55750805b601f850160051c820191505b81811015610b00578281556001016110e1565b815167ffffffffffffffff81111561110e5761110e610e86565b6111228161111c8454611072565b846110ac565b602080601f831160018114611157576000841561113f5750858301515b600019600386901b1c1916600185901b178555610b00565b600085815260208120601f198616915b8281101561118657888601518255948401946001909101908401611167565b50858210156111a45787850151600019600388901b60f8161c191681555b5050505050600190811b01905550565b7f646174613a6170706c69636174696f6e2f6a736f6e3b6261736536342c0000008152600082516111ec81601d850160208701610db2565b91909101601d0192915050565b6000815461120681611072565b6001828116801561121e576001811461123357611262565b60ff1984168752821515830287019450611262565b8560005260208060002060005b858110156112595781548a820152908401908201611240565b50505082870194505b5050505092915050565b703d913232b9b1b934b83a34b7b7111d101160791b8152600061129260118301866111f9565b6a1116113730b6b2911d101160a91b81526112b0600b8201866111f9565b6a11161134b6b0b3b2911d1160a91b815290506112d0600b8201856111f9565b7f222c226e6574776f726b223a2022457468657265756d227d00000000000000008152601801969550505050505056fea2646970667358221220051eb75db7a8d479e6ae72ee103cc3cd1d1386667ef3cf6ca89a52901a5a722764736f6c6343000818003300000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000000000000000000000000000000000000000012000000000000000000000000000000000000000000000000000000000003d090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000160000000000000000000000000b47494b3d487b82b78af230c8460a1227238975500000000000000000000000000000000000000000000000000000000000001e0000000000000000000000000000000000000000000000000000000000000000c466f7572204d696c6c696f6e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002344d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005b49662074686520417263746963205365612049636520457874656e742066616c6c732062656c6f772034206d696c6c696f6e20737175617265206b696c6f6d657465722c2074686973204e4654206275726e7320697473656c662e0000000000000000000000000000000000000000000000000000000000000000000000002468747470733a2f2f7465727261302e6f72672f6e66742f345f6d696c6c696f6e2e6a706700000000000000000000000000000000000000000000000000000000

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