Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/*KNWNXXWWWNK0XXK0KXXXXNNX00K00XNNNNXK00KK0000KOxddOkk0OkOOxddoxkkdxO0xdkkookkoddxOOOkxxdoooldxo:col::oxxk00dokOkOXWMMMM
Kl;clc;:cll:;,;:;,;:::::c:,,,,,;:::c:;,,;;,,,,;,'.','',,'','...''''',,'.''..,'...',,,''''.....'........''',,'.',''lXMMMM
x'..'',;,,',,''',;;,,;;;;,',;:::;;,,,::;,;::;,,;,',,,,,,,''''',,,'',;,,;:::;;;::;;;:,',;;,;,',;:c:;,,;:::;;,;;;'..:KMMMM
k,.;xO0K0OO00OOO0KK00KKK0OO0KKKKKK000KK000KKK00K0O0000000OOOOO000OO00O0KKKKK0KXKKKKK0O0KK000O0KXXK000KKXKK000Kk;..;k0KXW
O;.:0XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX0:....',;d
0;.c0XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXk;.......;
0;.c0XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXO:.......:
0;.:OXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXKl.......:
0:.;kXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX0c.......c
0:.;kXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXO;.......c
O;.:OXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX0l.......:
k,.:OXXXXXXXXXXK0XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOdoddkKXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXk;.......l
x'.;OXXXXXXXXXKd:dOkxddkO00KXXXXXXXXXXXXXXXXXXKx;....'cOXXXXXXXXXXXKXXXXXXXXX0kOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXO;.......c
x,.;kXXXXXXX0d:,.'''..''',,;coxOKXXXXXXXXXXXXXO:..:dc'.,dKXXXXXXXXkcxXXXXXXXOc,oKXXXXXXXXKKKXXXXXXXXXXXXXXXXXXx,.......c
O,.;kXXXXXXXX0x;.,oxxkkxoc::;'.';:okOKXXXXXXXXx,..oK0o'.,xXXXXXXXKo'c0XXXXKx;':OXXXXXXXXKo:xXXXXXXXXXXXXXXXXXXO;.......l
O,.:OXXXXXXXXX0c.:OXXXXXXXXK0kdlc:,',;cxKXXXX0l'.,xXXKl..c0XXXXXXKl.;OXXXKd,.;kXXXXXXXXXk;.oKXXXXXXXXXXXXXXXXXO:.......o
k,.:OXXXXXXXXXO:.:OXXXXXXXXXXXXXXKOxl,.'lOXXKo'..c0XXXO;..l0XXXXX0c.,xXX0o,.'dKXXXXXXXXXk,.c0XXXXXXKKXXXXXXXXXk;......'d
x'.;kXXXXXXXXXk;.:OXXXXXXXXXXXXKOxol;'.'cOXXXd'..c0XXK0l'.,d0KXXXx,.,xXKo'.'oKXXXXXXXXXXk;.,oxxdocc:ckXXXXXXXXx,.......l
k,.;kXXXXXXXXXk;.:OXXXXXXK00kdc;,..,:lxOKXXXKo'..ckdl:,'...ck0XXXd'.'dOl'.'lKXXXXXKK0kdo:'...'',;;;,:kXXXXXXXXd'.......:
x'.;kXXXXXXXXXx,.;OXK0Oko:;,'.',cox0XXXXXXXXk;...','';cloox0XXXXXd'.,xd'..cOXXXX0olc:;:c;...cxkO0KK00XXXXXXXXXk,.......c
k,.;OXXXXXXXXXx,.'co:,,'',:ldxk0XXXXXXXXXXXXO:..'lkOOKXXXXXXXXXXXd,.'lc..:OXXXXXK0OOO0KXO;.'oKXXXXXXXXXXXXXXXXO;.......:
O;.;OXXXXXXX0xc'....':odk0KXXXXXXXXXXXXXXXXXO;..;kXXXXXXXXXXXXXXXx,..'..:kXXXXXXXXXXXXXXKl..lKXXXXXXXXXXXXXXXXk;.......l
O,.:OXXXXXXXOc'.....,cdxO0KXXXXXXXXXXXXXXXXXO:..,xXXXXXXXXXXXXXXXk;...,o0XXXXXXXXXXXXXXXKo'.c0XXXXXXXXXXXXXXXX0:.......l
d'.:OXXXXXXXXKo'.';:,'..',;cloxk0KKKXXXXXXXXKo'..oKXXXXXXXXXXXXXX0c..'oKXXXXXXXXXXXXXXXXXx'.;OXXXXXXXXXXXXXXXX0c.......o
o..:OXXXXXXXXXo'.;kK0kxdoc;,'..',;::loxxOKXXXx,..:0XXXXXXXXXXXXXX0c...:dxk0KXXXXXXXXXXXXXO;.;kXXXXXXXXXXXXXXXXO:......'x
x'.lKXXXXXXXXXd,.,kXXXXXXXK0kxdl:,''....,dKXXk,..;kXXXXXXX0kxk0XXKl....'.',;clccooodOXXXX0c.'dXXXXXXXXXXXXXXXXO;......'x
k,'oXXXXXXXXXXk;.'dXXXXXXXXXXXXXKOOOkdl:;dKXXO:..'dKXXKkdc,..'oKXKl...lkxl:,''......c0XXXKo..lKXXXXXXXXXXXXXXXO:......'x
d''dXXXXXXXXXXk;..lKXXXXXXXXXXXXXXXXXXXKKXXXXKo'..ckdl:'..':ld0XXKo'..c0XXKOkOkxxxddOKXXXXk;.,kXXXXXXXXXXXXXXXO:......,k
l..lKXXXXXXXXXO;..:OXXXXXXXXXXXXXXXXXXXXXXXXXX0c..''..';ldkKXXXXXXd'..'dXXXXXXXXXKK00XXXXXKl':OXXXXXXXXXXXXXXXk;......'d
o..lKXXXXXXXXX0c..:OXXXXXXXXXXXXXXXXXXXXXXXXXXXOc..';lk0XXXXXXXXXXO:...lKXXXXXXKOxOkkkOKXXX0k0XXXXXXXXXXXXXXXXk;......'d
d'.lKXXXXXXXXXXOddOXXX0xdx0XXXXXXXXXXXXXXXXXXXXX0xxOKXXXXXXXXXXXXXX0o:lOXXXXXK0xodlokxkXXXXXXXXXXXXXXXXXXXXXXXO;......'d
l.'dXXXXXXXXXXXXXXXXXO:...:kXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOdolcllccdOOKXXXXXXXXXXXXXXXXXXXXXXXO;......'x
d''dXXXXXXXXXXXXXXXX0l.....;kXXXXX0kxddoodOKXXXXXX00XXXXXOod0KXXXXXK0kxdol,..,xXKKXX0OO0XXXXXXXXXXXXXXXXXXXXXXk;......'x
d''dXXXXXXXXXXXXXXXXk;.''...c0XXXx;;cccc:';xKXXXX0l:OXXXXOdx0KXXXKkc,';cl;...:kXXXKd;'';dKXXXXXXXXXXXXXXXXXXXXx,......'k
o.'dXXXXXXXXXXXXXXXXx,.:c'..:OXOd:',:::::,.,cxKXXO;'dXXXKxcok0XXKd,..cO0o,..'lKXX0l'.,,.:OXXXXXXXXXXXXXXXXXXXXO;......'d
o.'dXXXXXXXXXXXXXXXXd',x0l..c0Kl..;:'...,l:..:0XKd''dXXXk;.,ckXXk;..;O0l'....;kXKl..:kOdxKXXXXXXXXXXXXXXXXXXXXk,......'d
:.'dXXXXXXXXXXXXXXXKl.;OXd'.lKXk;.;;':xo,''..c0NKl.,xXX0c..,cxXXx'..'c:'.....,xX0c..;oodk0KXXXXXXXXXXXXXXXXXXKd'......,k
:..oKXXXXXXXXXXXXXXKl.,xX0doOXX0c...'oX0:....lKX0:.;kXX0:..,cxXXk;...........:OXXkc,''...,oKXXXXXXXXXXXXXXXXXXx,......'x
:..oKXXXXXXXXXXXXXXKo''lxOKXXXXKo'...:kx;...'oKXk;.;kXXKd;';:dKXKx;........':kXXXX0l;lo;..;kXXXXXXXXXXXXXXXXXKd'......,k
:.'dXXXXXXXXXXXXXXKd;...',dKXXXXd'....,,'',,ckXKd'.:OXXXKOkO0KXXXX0xl:;;;cox0XXXXX0c.co;.'oKXXXXXXXXXXXXXXXXXXx,......,k
l..oKXXXXXXXXXXXXXKOxc':xk0XXXXX0xxxxxxkkOO0KXX0c..:xxlcc::ldOXXXXXXXKKKKXXXXXXXXXXd,...'oKXXXXXXXXXXXXXXXXXXXO:......,k
:.'dXXXXXXXXXXXXXXXXXx;oXXXXXXXXXXXXXXXXXXXXXXXk;..''.....',;dKXXXXXXXXXXXXXXXXXXXXKklclkKXXXXXXXXXXXXXXXXXXXXO:......'x
c.,xXXXXXXXXXXXXXXXXX0xkXXXXXXXXXXXXXXXXXXXXXXXOl;,;:lodxxO00KXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXk;......,k
o.,xXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXK00KXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXk,......,k
c.'oKXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXx,......,O
l.'oKXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXx,......,k
d.'dXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXx,......;0
c..oKXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXk,......;O
;..lKXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXO:......,k
;.'dXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXO:......;0
c.'dXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXk;......cK
:.'lOOO000kkOOkxkkkxxO00OOOOOOOOkxxxkkkxdxxkOkkkxkkkxxkOkkxdddxddkkkkkxdxxxkkdxdxxxxkxxxxxxxxooooooxxkxoxooxoox,......:K
c..'''',,,'''''..'...',,,''''''''...'''....'''''..'...'''.........''''.....'..........................................:0
Kdlcodoc;.............................................................................................................:K
MMWWWMMNo.............................................................................................................lX
MMMMMMMNd'.'....................................................................''.....................''....''..'''',dN
MMMMMMMMKxoxoooooolllll::cclxoxc:cccc::c:;xox:;cxlll:;;;cocxooxllcxoox::cc;;:cxoxxooxc:;;:odoccxdoxc:cxxxoxoxxxxxxxxkk*/

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.14;

import "../erc721a/contracts/ERC721A.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/Strings.sol";

contract Rektfolios is ERC721A, Ownable {
  using Strings for uint256;
  string private _baseTokenURI;
  uint256 public constant maxSupply = 10000;
  uint256 public mintLimit = 1;
  bool public minting = false;

  mapping(address => uint256) private _minted;

  constructor() ERC721A("rektfolios", "REKTFOLIOS") {}

  function mint(uint256 qty) external payable {
    require(minting);
    require(qty > 0 && qty <= mintLimit);
    require(totalSupply() + qty <= maxSupply);
    require(_minted[_msgSender()] + qty <= mintLimit);
    require(msg.sender == tx.origin);
    _minted[_msgSender()] += qty;
    _safeMint(msg.sender, qty);
  }

  function reserve(address creator, uint256 qty) external onlyOwner {
    require(!minting);
    require(totalSupply() + qty <= maxSupply);
    _safeMint(creator, qty);
  }

  function toggleMinting() external onlyOwner {
    minting = !minting;
  }

  function setMintLimit(uint256 qty) external onlyOwner {
    mintLimit = qty;
  }

  function setBaseURI(string calldata baseURI) external onlyOwner {
    _baseTokenURI = baseURI;
  }

  function _baseURI() internal view virtual override returns (string memory) {
    return _baseTokenURI;
  }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Strings.sol)

pragma solidity ^0.8.0;

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        // Inspired by OraclizeAPI's implementation - MIT licence
        // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol

        if (value == 0) {
            return "0";
        }
        uint256 temp = value;
        uint256 digits;
        while (temp != 0) {
            digits++;
            temp /= 10;
        }
        bytes memory buffer = new bytes(digits);
        while (value != 0) {
            digits -= 1;
            buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
            value /= 10;
        }
        return string(buffer);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    function toHexString(uint256 value) internal pure returns (string memory) {
        if (value == 0) {
            return "0x00";
        }
        uint256 temp = value;
        uint256 length = 0;
        while (temp != 0) {
            length++;
            temp >>= 8;
        }
        return toHexString(value, length);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.
     */
    function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
        bytes memory buffer = new bytes(2 * length + 2);
        buffer[0] = "0";
        buffer[1] = "x";
        for (uint256 i = 2 * length + 1; i > 1; --i) {
            buffer[i] = _HEX_SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.0.0
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import './IERC721A.sol';

/**
 * @dev ERC721 token receiver interface.
 */
interface ERC721A__IERC721Receiver {
    function onERC721Received(
        address operator,
        address from,
        uint256 tokenId,
        bytes calldata data
    ) external returns (bytes4);
}

/**
 * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including
 * the Metadata extension. Built to optimize for lower gas during batch mints.
 *
 * Assumes serials are sequentially minted starting at _startTokenId() (defaults to 0, e.g. 0, 1, 2, 3..).
 *
 * Assumes that an owner cannot have more than 2**64 - 1 (max value of uint64) of supply.
 *
 * Assumes that the maximum token id cannot exceed 2**256 - 1 (max value of uint256).
 */
contract ERC721A is IERC721A {
    // Mask of an entry in packed address data.
    uint256 private constant BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1;

    // The bit position of `numberMinted` in packed address data.
    uint256 private constant BITPOS_NUMBER_MINTED = 64;

    // The bit position of `numberBurned` in packed address data.
    uint256 private constant BITPOS_NUMBER_BURNED = 128;

    // The bit position of `aux` in packed address data.
    uint256 private constant BITPOS_AUX = 192;

    // Mask of all 256 bits in packed address data except the 64 bits for `aux`.
    uint256 private constant BITMASK_AUX_COMPLEMENT = (1 << 192) - 1;

    // The bit position of `startTimestamp` in packed ownership.
    uint256 private constant BITPOS_START_TIMESTAMP = 160;

    // The bit mask of the `burned` bit in packed ownership.
    uint256 private constant BITMASK_BURNED = 1 << 224;
    
    // The bit position of the `nextInitialized` bit in packed ownership.
    uint256 private constant BITPOS_NEXT_INITIALIZED = 225;

    // The bit mask of the `nextInitialized` bit in packed ownership.
    uint256 private constant BITMASK_NEXT_INITIALIZED = 1 << 225;

    // The tokenId of the next token to be minted.
    uint256 private _currentIndex;

    // The number of tokens burned.
    uint256 private _burnCounter;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Mapping from token ID to ownership details
    // An empty struct value does not necessarily mean the token is unowned.
    // See `_packedOwnershipOf` implementation for details.
    //
    // Bits Layout:
    // - [0..159]   `addr`
    // - [160..223] `startTimestamp`
    // - [224]      `burned`
    // - [225]      `nextInitialized`
    mapping(uint256 => uint256) private _packedOwnerships;

    // Mapping owner address to address data.
    //
    // Bits Layout:
    // - [0..63]    `balance`
    // - [64..127]  `numberMinted`
    // - [128..191] `numberBurned`
    // - [192..255] `aux`
    mapping(address => uint256) private _packedAddressData;

    // Mapping from token ID to approved address.
    mapping(uint256 => address) private _tokenApprovals;

    // Mapping from owner to operator approvals
    mapping(address => mapping(address => bool)) private _operatorApprovals;

    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
        _currentIndex = _startTokenId();
    }

    /**
     * @dev Returns the starting token ID. 
     * To change the starting token ID, please override this function.
     */
    function _startTokenId() internal view virtual returns (uint256) {
        return 0;
    }

    /**
     * @dev Returns the next token ID to be minted.
     */
    function _nextTokenId() internal view returns (uint256) {
        return _currentIndex;
    }

    /**
     * @dev Returns the total number of tokens in existence.
     * Burned tokens will reduce the count. 
     * To get the total number of tokens minted, please see `_totalMinted`.
     */
    function totalSupply() public view override returns (uint256) {
        // Counter underflow is impossible as _burnCounter cannot be incremented
        // more than `_currentIndex - _startTokenId()` times.
        unchecked {
            return _currentIndex - _burnCounter - _startTokenId();
        }
    }

    /**
     * @dev Returns the total amount of tokens minted in the contract.
     */
    function _totalMinted() internal view returns (uint256) {
        // Counter underflow is impossible as _currentIndex does not decrement,
        // and it is initialized to `_startTokenId()`
        unchecked {
            return _currentIndex - _startTokenId();
        }
    }

    /**
     * @dev Returns the total number of tokens burned.
     */
    function _totalBurned() internal view returns (uint256) {
        return _burnCounter;
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        // The interface IDs are constants representing the first 4 bytes of the XOR of
        // all function selectors in the interface. See: https://eips.ethereum.org/EIPS/eip-165
        // e.g. `bytes4(i.functionA.selector ^ i.functionB.selector ^ ...)`
        return
            interfaceId == 0x01ffc9a7 || // ERC165 interface ID for ERC165.
            interfaceId == 0x80ac58cd || // ERC165 interface ID for ERC721.
            interfaceId == 0x5b5e139f; // ERC165 interface ID for ERC721Metadata.
    }

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view override returns (uint256) {
        if (owner == address(0)) revert BalanceQueryForZeroAddress();
        return _packedAddressData[owner] & BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the number of tokens minted by `owner`.
     */
    function _numberMinted(address owner) internal view returns (uint256) {
        return (_packedAddressData[owner] >> BITPOS_NUMBER_MINTED) & BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the number of tokens burned by or on behalf of `owner`.
     */
    function _numberBurned(address owner) internal view returns (uint256) {
        return (_packedAddressData[owner] >> BITPOS_NUMBER_BURNED) & BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the auxillary data for `owner`. (e.g. number of whitelist mint slots used).
     */
    function _getAux(address owner) internal view returns (uint64) {
        return uint64(_packedAddressData[owner] >> BITPOS_AUX);
    }

    /**
     * Sets the auxillary data for `owner`. (e.g. number of whitelist mint slots used).
     * If there are multiple variables, please pack them into a uint64.
     */
    function _setAux(address owner, uint64 aux) internal {
        uint256 packed = _packedAddressData[owner];
        uint256 auxCasted;
        assembly { // Cast aux without masking.
            auxCasted := aux
        }
        packed = (packed & BITMASK_AUX_COMPLEMENT) | (auxCasted << BITPOS_AUX);
        _packedAddressData[owner] = packed;
    }

    /**
     * Returns the packed ownership data of `tokenId`.
     */
    function _packedOwnershipOf(uint256 tokenId) private view returns (uint256) {
        uint256 curr = tokenId;

        unchecked {
            if (_startTokenId() <= curr)
                if (curr < _currentIndex) {
                    uint256 packed = _packedOwnerships[curr];
                    // If not burned.
                    if (packed & BITMASK_BURNED == 0) {
                        // Invariant:
                        // There will always be an ownership that has an address and is not burned
                        // before an ownership that does not have an address and is not burned.
                        // Hence, curr will not underflow.
                        //
                        // We can directly compare the packed value.
                        // If the address is zero, packed is zero.
                        while (packed == 0) {
                            packed = _packedOwnerships[--curr];
                        }
                        return packed;
                    }
                }
        }
        revert OwnerQueryForNonexistentToken();
    }

    /**
     * Returns the unpacked `TokenOwnership` struct from `packed`.
     */
    function _unpackedOwnership(uint256 packed) private pure returns (TokenOwnership memory ownership) {
        ownership.addr = address(uint160(packed));
        ownership.startTimestamp = uint64(packed >> BITPOS_START_TIMESTAMP);
        ownership.burned = packed & BITMASK_BURNED != 0;
    }

    /**
     * Returns the unpacked `TokenOwnership` struct at `index`.
     */
    function _ownershipAt(uint256 index) internal view returns (TokenOwnership memory) {
        return _unpackedOwnership(_packedOwnerships[index]);
    }

    /**
     * @dev Initializes the ownership slot minted at `index` for efficiency purposes.
     */
    function _initializeOwnershipAt(uint256 index) internal {
        if (_packedOwnerships[index] == 0) {
            _packedOwnerships[index] = _packedOwnershipOf(index);
        }
    }

    /**
     * Gas spent here starts off proportional to the maximum mint batch size.
     * It gradually moves to O(1) as tokens get transferred around in the collection over time.
     */
    function _ownershipOf(uint256 tokenId) internal view returns (TokenOwnership memory) {
        return _unpackedOwnership(_packedOwnershipOf(tokenId));
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view override returns (address) {
        return address(uint160(_packedOwnershipOf(tokenId)));
    }

    /**
     * @dev See {IERC721Metadata-name}.
     */
    function name() public view virtual override returns (string memory) {
        return _name;
    }

    /**
     * @dev See {IERC721Metadata-symbol}.
     */
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        if (!_exists(tokenId)) revert URIQueryForNonexistentToken();

        string memory baseURI = _baseURI();
        return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId))) : '';
    }

    /**
     * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each
     * token will be the concatenation of the `baseURI` and the `tokenId`. Empty
     * by default, can be overriden in child contracts.
     */
    function _baseURI() internal view virtual returns (string memory) {
        return '';
    }

    /**
     * @dev Casts the address to uint256 without masking.
     */
    function _addressToUint256(address value) private pure returns (uint256 result) {
        assembly {
            result := value
        }
    }

    /**
     * @dev Casts the boolean to uint256 without branching.
     */
    function _boolToUint256(bool value) private pure returns (uint256 result) {
        assembly {
            result := value
        }
    }

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public override {
        address owner = address(uint160(_packedOwnershipOf(tokenId)));
        if (to == owner) revert ApprovalToCurrentOwner();

        if (_msgSenderERC721A() != owner)
            if (!isApprovedForAll(owner, _msgSenderERC721A())) {
                revert ApprovalCallerNotOwnerNorApproved();
            }

        _tokenApprovals[tokenId] = to;
        emit Approval(owner, to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view override returns (address) {
        if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken();

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        if (operator == _msgSenderERC721A()) revert ApproveToCaller();

        _operatorApprovals[_msgSenderERC721A()][operator] = approved;
        emit ApprovalForAll(_msgSenderERC721A(), operator, approved);
    }

    /**
     * @dev See {IERC721-isApprovedForAll}.
     */
    function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
        return _operatorApprovals[owner][operator];
    }

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        _transfer(from, to, tokenId);
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        safeTransferFrom(from, to, tokenId, '');
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public virtual override {
        _transfer(from, to, tokenId);
        if (to.code.length != 0)
            if (!_checkContractOnERC721Received(from, to, tokenId, _data)) {
                revert TransferToNonERC721ReceiverImplementer();
            }
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     */
    function _exists(uint256 tokenId) internal view returns (bool) {
        return
            _startTokenId() <= tokenId &&
            tokenId < _currentIndex && // If within bounds,
            _packedOwnerships[tokenId] & BITMASK_BURNED == 0; // and not burned.
    }

    /**
     * @dev Equivalent to `_safeMint(to, quantity, '')`.
     */
    function _safeMint(address to, uint256 quantity) internal {
        _safeMint(to, quantity, '');
    }

    /**
     * @dev Safely mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - If `to` refers to a smart contract, it must implement
     *   {IERC721Receiver-onERC721Received}, which is called for each safe transfer.
     * - `quantity` must be greater than 0.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(
        address to,
        uint256 quantity,
        bytes memory _data
    ) internal {
        uint256 startTokenId = _currentIndex;
        if (to == address(0)) revert MintToZeroAddress();
        if (quantity == 0) revert MintZeroQuantity();

        _beforeTokenTransfers(address(0), to, startTokenId, quantity);

        // Overflows are incredibly unrealistic.
        // balance or numberMinted overflow if current value of either + quantity > 1.8e19 (2**64) - 1
        // updatedIndex overflows if _currentIndex + quantity > 1.2e77 (2**256) - 1
        unchecked {
            // Updates:
            // - `balance += quantity`.
            // - `numberMinted += quantity`.
            //
            // We can directly add to the balance and number minted.
            _packedAddressData[to] += quantity * ((1 << BITPOS_NUMBER_MINTED) | 1);

            // Updates:
            // - `address` to the owner.
            // - `startTimestamp` to the timestamp of minting.
            // - `burned` to `false`.
            // - `nextInitialized` to `quantity == 1`.
            _packedOwnerships[startTokenId] =
                _addressToUint256(to) |
                (block.timestamp << BITPOS_START_TIMESTAMP) |
                (_boolToUint256(quantity == 1) << BITPOS_NEXT_INITIALIZED);

            uint256 updatedIndex = startTokenId;
            uint256 end = updatedIndex + quantity;

            if (to.code.length != 0) {
                do {
                    emit Transfer(address(0), to, updatedIndex);
                    if (!_checkContractOnERC721Received(address(0), to, updatedIndex++, _data)) {
                        revert TransferToNonERC721ReceiverImplementer();
                    }
                } while (updatedIndex < end);
                // Reentrancy protection
                if (_currentIndex != startTokenId) revert();
            } else {
                do {
                    emit Transfer(address(0), to, updatedIndex++);
                } while (updatedIndex < end);
            }
            _currentIndex = updatedIndex;
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `quantity` must be greater than 0.
     *
     * Emits a {Transfer} event.
     */
    function _mint(address to, uint256 quantity) internal {
        uint256 startTokenId = _currentIndex;
        if (to == address(0)) revert MintToZeroAddress();
        if (quantity == 0) revert MintZeroQuantity();

        _beforeTokenTransfers(address(0), to, startTokenId, quantity);

        // Overflows are incredibly unrealistic.
        // balance or numberMinted overflow if current value of either + quantity > 1.8e19 (2**64) - 1
        // updatedIndex overflows if _currentIndex + quantity > 1.2e77 (2**256) - 1
        unchecked {
            // Updates:
            // - `balance += quantity`.
            // - `numberMinted += quantity`.
            //
            // We can directly add to the balance and number minted.
            _packedAddressData[to] += quantity * ((1 << BITPOS_NUMBER_MINTED) | 1);

            // Updates:
            // - `address` to the owner.
            // - `startTimestamp` to the timestamp of minting.
            // - `burned` to `false`.
            // - `nextInitialized` to `quantity == 1`.
            _packedOwnerships[startTokenId] =
                _addressToUint256(to) |
                (block.timestamp << BITPOS_START_TIMESTAMP) |
                (_boolToUint256(quantity == 1) << BITPOS_NEXT_INITIALIZED);

            uint256 updatedIndex = startTokenId;
            uint256 end = updatedIndex + quantity;

            do {
                emit Transfer(address(0), to, updatedIndex++);
            } while (updatedIndex < end);

            _currentIndex = updatedIndex;
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(
        address from,
        address to,
        uint256 tokenId
    ) private {
        uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);

        if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner();

        bool isApprovedOrOwner = (_msgSenderERC721A() == from ||
            isApprovedForAll(from, _msgSenderERC721A()) ||
            getApproved(tokenId) == _msgSenderERC721A());

        if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved();
        if (to == address(0)) revert TransferToZeroAddress();

        _beforeTokenTransfers(from, to, tokenId, 1);

        // Clear approvals from the previous owner.
        delete _tokenApprovals[tokenId];

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as tokenId would have to be 2**256.
        unchecked {
            // We can directly increment and decrement the balances.
            --_packedAddressData[from]; // Updates: `balance -= 1`.
            ++_packedAddressData[to]; // Updates: `balance += 1`.

            // Updates:
            // - `address` to the next owner.
            // - `startTimestamp` to the timestamp of transfering.
            // - `burned` to `false`.
            // - `nextInitialized` to `true`.
            _packedOwnerships[tokenId] =
                _addressToUint256(to) |
                (block.timestamp << BITPOS_START_TIMESTAMP) |
                BITMASK_NEXT_INITIALIZED;

            // If the next slot may not have been initialized (i.e. `nextInitialized == false`) .
            if (prevOwnershipPacked & BITMASK_NEXT_INITIALIZED == 0) {
                uint256 nextTokenId = tokenId + 1;
                // If the next slot's address is zero and not burned (i.e. packed value is zero).
                if (_packedOwnerships[nextTokenId] == 0) {
                    // If the next slot is within bounds.
                    if (nextTokenId != _currentIndex) {
                        // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`.
                        _packedOwnerships[nextTokenId] = prevOwnershipPacked;
                    }
                }
            }
        }

        emit Transfer(from, to, tokenId);
        _afterTokenTransfers(from, to, tokenId, 1);
    }

    /**
     * @dev Equivalent to `_burn(tokenId, false)`.
     */
    function _burn(uint256 tokenId) internal virtual {
        _burn(tokenId, false);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId, bool approvalCheck) internal virtual {
        uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);

        address from = address(uint160(prevOwnershipPacked));

        if (approvalCheck) {
            bool isApprovedOrOwner = (_msgSenderERC721A() == from ||
                isApprovedForAll(from, _msgSenderERC721A()) ||
                getApproved(tokenId) == _msgSenderERC721A());

            if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved();
        }

        _beforeTokenTransfers(from, address(0), tokenId, 1);

        // Clear approvals from the previous owner.
        delete _tokenApprovals[tokenId];

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as tokenId would have to be 2**256.
        unchecked {
            // Updates:
            // - `balance -= 1`.
            // - `numberBurned += 1`.
            //
            // We can directly decrement the balance, and increment the number burned.
            // This is equivalent to `packed -= 1; packed += 1 << BITPOS_NUMBER_BURNED;`.
            _packedAddressData[from] += (1 << BITPOS_NUMBER_BURNED) - 1;

            // Updates:
            // - `address` to the last owner.
            // - `startTimestamp` to the timestamp of burning.
            // - `burned` to `true`.
            // - `nextInitialized` to `true`.
            _packedOwnerships[tokenId] =
                _addressToUint256(from) |
                (block.timestamp << BITPOS_START_TIMESTAMP) |
                BITMASK_BURNED | 
                BITMASK_NEXT_INITIALIZED;

            // If the next slot may not have been initialized (i.e. `nextInitialized == false`) .
            if (prevOwnershipPacked & BITMASK_NEXT_INITIALIZED == 0) {
                uint256 nextTokenId = tokenId + 1;
                // If the next slot's address is zero and not burned (i.e. packed value is zero).
                if (_packedOwnerships[nextTokenId] == 0) {
                    // If the next slot is within bounds.
                    if (nextTokenId != _currentIndex) {
                        // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`.
                        _packedOwnerships[nextTokenId] = prevOwnershipPacked;
                    }
                }
            }
        }

        emit Transfer(from, address(0), tokenId);
        _afterTokenTransfers(from, address(0), tokenId, 1);

        // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times.
        unchecked {
            _burnCounter++;
        }
    }

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param tokenId uint256 ID of the token to be transferred
     * @param _data bytes optional data to send along with the call
     * @return bool whether the call correctly returned the expected magic value
     */
    function _checkContractOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) private returns (bool) {
        try ERC721A__IERC721Receiver(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data) returns (
            bytes4 retval
        ) {
            return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector;
        } catch (bytes memory reason) {
            if (reason.length == 0) {
                revert TransferToNonERC721ReceiverImplementer();
            } else {
                assembly {
                    revert(add(32, reason), mload(reason))
                }
            }
        }
    }

    /**
     * @dev Hook that is called before a set of serially-ordered token ids are about to be transferred. This includes minting.
     * And also called before burning one token.
     *
     * startTokenId - the first token id to be transferred
     * quantity - the amount to be transferred
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, `tokenId` will be burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _beforeTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}

    /**
     * @dev Hook that is called after a set of serially-ordered token ids have been transferred. This includes
     * minting.
     * And also called after one token has been burned.
     *
     * startTokenId - the first token id to be transferred
     * quantity - the amount to be transferred
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been
     * transferred to `to`.
     * - When `from` is zero, `tokenId` has been minted for `to`.
     * - When `to` is zero, `tokenId` has been burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _afterTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}

    /**
     * @dev Returns the message sender (defaults to `msg.sender`).
     *
     * If you are writing GSN compatible contracts, you need to override this function.
     */
    function _msgSenderERC721A() internal view virtual returns (address) {
        return msg.sender;
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function _toString(uint256 value) internal pure returns (string memory ptr) {
        assembly {
            // The maximum value of a uint256 contains 78 digits (1 byte per digit), 
            // but we allocate 128 bytes to keep the free memory pointer 32-byte word aliged.
            // We will need 1 32-byte word to store the length, 
            // and 3 32-byte words to store a maximum of 78 digits. Total: 32 + 3 * 32 = 128.
            ptr := add(mload(0x40), 128)
            // Update the free memory pointer to allocate.
            mstore(0x40, ptr)

            // Cache the end of the memory to calculate the length later.
            let end := ptr

            // We write the string from the rightmost digit to the leftmost digit.
            // The following is essentially a do-while loop that also handles the zero case.
            // Costs a bit more than early returning for the zero case,
            // but cheaper in terms of deployment and overall runtime costs.
            for { 
                // Initialize and perform the first pass without check.
                let temp := value
                // Move the pointer 1 byte leftwards to point to an empty character slot.
                ptr := sub(ptr, 1)
                // Write the character to the pointer. 48 is the ASCII index of '0'.
                mstore8(ptr, add(48, mod(temp, 10)))
                temp := div(temp, 10)
            } temp { 
                // Keep dividing `temp` until zero.
                temp := div(temp, 10)
            } { // Body of the for loop.
                ptr := sub(ptr, 1)
                mstore8(ptr, add(48, mod(temp, 10)))
            }
            
            let length := sub(end, ptr)
            // Move the pointer 32 bytes leftwards to make room for the length.
            ptr := sub(ptr, 32)
            // Store the length.
            mstore(ptr, length)
        }
    }
}

// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.0.0
// Creator: Chiru Labs

pragma solidity ^0.8.4;

/**
 * @dev Interface of an ERC721A compliant contract.
 */
interface IERC721A {
    /**
     * The caller must own the token or be an approved operator.
     */
    error ApprovalCallerNotOwnerNorApproved();

    /**
     * The token does not exist.
     */
    error ApprovalQueryForNonexistentToken();

    /**
     * The caller cannot approve to their own address.
     */
    error ApproveToCaller();

    /**
     * The caller cannot approve to the current owner.
     */
    error ApprovalToCurrentOwner();

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

    /**
     * Cannot mint to the zero address.
     */
    error MintToZeroAddress();

    /**
     * The quantity of tokens minted must be more than zero.
     */
    error MintZeroQuantity();

    /**
     * The token does not exist.
     */
    error OwnerQueryForNonexistentToken();

    /**
     * The caller must own the token or be an approved operator.
     */
    error TransferCallerNotOwnerNorApproved();

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

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

    /**
     * Cannot transfer to the zero address.
     */
    error TransferToZeroAddress();

    /**
     * The token does not exist.
     */
    error URIQueryForNonexistentToken();

    struct TokenOwnership {
        // The address of the owner.
        address addr;
        // Keeps track of the start time of ownership with minimal overhead for tokenomics.
        uint64 startTimestamp;
        // Whether the token has been burned.
        bool burned;
    }

    /**
     * @dev Returns the total amount of tokens stored by the contract.
     *
     * Burned tokens are calculated here, use `_totalMinted()` if you want to count just minted tokens.
     */
    function totalSupply() external view returns (uint256);

    // ==============================
    //            IERC165
    // ==============================

    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);

    // ==============================
    //            IERC721
    // ==============================

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

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

    /**
     * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.
     */
    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);

    /**
     * @dev Returns the number of tokens in ``owner``'s account.
     */
    function balanceOf(address owner) external view returns (uint256 balance);

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) external view returns (address owner);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     * - 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 tokenId,
        bytes calldata data
    ) external;

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - 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 tokenId
    ) external;

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) external;

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool _approved) external;

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}
     */
    function isApprovedForAll(address owner, address operator) external view returns (bool);

    // ==============================
    //        IERC721Metadata
    // ==============================

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

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

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApprovalToCurrentOwner","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"URIQueryForNonexistentToken","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","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":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","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":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","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":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"qty","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"mintLimit","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"minting","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"creator","type":"address"},{"internalType":"uint256","name":"qty","type":"uint256"}],"name":"reserve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"qty","type":"uint256"}],"name":"setMintLimit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"toggleMinting","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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