ETH Price: $3,405.55 (+3.35%)

Contract

0x63436eB3d22172646083301aa906119dA079704A
 

Overview

ETH Balance

0 ETH

Eth Value

$0.00

Token Holdings

Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Approve176037172023-07-02 3:40:59510 days ago1688269259IN
0x63436eB3...dA079704A
0 ETH0.0006988515
Approve176036342023-07-02 3:24:23510 days ago1688268263IN
0x63436eB3...dA079704A
0 ETH0.0008785918.85798189
Add Pair176036042023-07-02 3:18:23510 days ago1688267903IN
0x63436eB3...dA079704A
0 ETH0.0008644512.22240788
Approve176036002023-07-02 3:17:35510 days ago1688267855IN
0x63436eB3...dA079704A
0 ETH0.0005800812.52511365
0x60806040176035972023-07-02 3:16:59510 days ago1688267819IN
 Contract Creation
0 ETH0.0271485613.25502172

View more zero value Internal Transactions in Advanced View mode

Advanced mode:
Loading...
Loading

Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xcf9560B9...4Ab8206E5
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
DoctorEvil

Compiler Version
v0.8.15+commit.e14f2714

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
File 1 of 13 : Doctor Evil.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.15;

import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import "@openzeppelin/contracts/utils/Address.sol";
import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import "@openzeppelin/contracts/access/Ownable.sol";

import "@uniswap/v2-core/contracts/interfaces/IUniswapV2Factory.sol";
import "@uniswap/v2-core/contracts/interfaces/IUniswapV2Pair.sol";
import "@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router01.sol";
import "@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol";

contract DoctorEvil is Context, ERC20, Ownable {
    using SafeERC20 for IERC20;
    using Address for address;

    IUniswapV2Router02 public uniswapV2Router;
    address public uniswapV2Pair;

    _Tax public Tax;

    mapping(address => bool) public pair;
    mapping (address => bool) public _isExcludedFromFees;

    uint256 private start;
    uint256 private end;
    uint256 private started;

    bool public starting;
    bool public swapping;

    uint256 private maxWalletTimer;
    uint256 public maxWallet;
    uint256 public swapTokensAtAmount;

    uint256 private _supply;

    address payable marketingWallet;

    struct _Tax {
        uint256 buyFee;
        uint256 sellFee;
        uint256 maxBuyFee;
        uint256 maxSellFee;
        uint256 taxPhaseOneTimer;
        uint256 taxPhaseTwoTimer;
        uint256 taxPhase;
        bool taxesDisabled;
    }

    event TaxDisabled(
        bool taxDisabled
    );

    event TaxUpdated(
        uint256 buyFee,
        uint256 sellFee
    );

    constructor(address payable _marketingWallet, uint256 _end) ERC20("Doctor Evil", "EVIL") {

        uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D); // Router address for Uniswap

        _supply = 1 * 10 ** 9 * 10 ** decimals(); // 1 billion total supply

        maxWallet = (_supply * 94) / 10000; // 0.94% of total supply
        swapTokensAtAmount = (_supply * 25) / 10000; // 0.25% of total supply
        maxWalletTimer = 12 hours; // 12 hours
        end = _end;
        Tax.taxesDisabled = false;
        Tax.taxPhaseOneTimer = 2 days;
        Tax.taxPhaseTwoTimer = 7 days;

        marketingWallet = payable(_marketingWallet);

        _isExcludedFromFees[address(this)] = true;
        _isExcludedFromFees[owner()] = true;

        started = block.timestamp;
        start = block.number;

        _mint(owner(), ((_supply * 931) / 1000)); // 93.1% of total supply for initial liquidity
        _mint(_marketingWallet, ((_supply * 69) / 1000)); // Tokens to be sent to marketing wallet 6.9% of total supply
    }

    receive() external payable {

  	}

    function setTaxPhase() internal { // Sets the tax phase
        require(!Tax.taxesDisabled, "Taxes are disabled");

        if(block.timestamp < (started + Tax.taxPhaseOneTimer) && Tax.taxPhase != 1) { // If the current time is less than the start time + the tax phase one timer and the tax phase is not 1
            Tax.buyFee = 50;
            Tax.sellFee = 100;
            Tax.maxBuyFee = 50;
            Tax.maxSellFee = 100;

            Tax.taxPhase = 1;
        } else if(block.timestamp < (started + Tax.taxPhaseTwoTimer) && Tax.taxPhase != 2) { // If the current time is less than the start time + the tax phase two timer and the tax phase is not 2
            Tax.buyFee = 50;
            Tax.sellFee = 50;
            Tax.maxBuyFee = 50;
            Tax.maxSellFee = 50;

            Tax.taxPhase = 2;
        } else if(block.timestamp >= (started + Tax.taxPhaseTwoTimer) && Tax.taxPhase != 3) { // If the current time is greater than the start time + the tax phase two timer and the tax phase is not 3
            Tax.buyFee = 25;
            Tax.sellFee = 50;
            Tax.maxBuyFee = 25;
            Tax.maxSellFee = 50;

            Tax.taxPhase = 3;
        }
    }

    function disableTax() external onlyOwner { // Disables taxes
        Tax.buyFee = 0;
        Tax.sellFee = 0;
        Tax.maxBuyFee = 0;
        Tax.maxSellFee = 0;

        Tax.taxesDisabled = true;
    }

    function updateTax(uint256 _buyFee, uint256 _sellFee) external onlyOwner{ // 100 = 1%
        require(!Tax.taxesDisabled, "Taxes are disabled");
        require(_buyFee <= Tax.maxBuyFee, "Buy fee is too high");
        require(_sellFee <= Tax.maxSellFee, "Sell fee is too high");
        require(Tax.taxPhase == 3, "Tax phase is not 3");

        Tax.buyFee = _buyFee;
        Tax.sellFee = _sellFee;

        emit TaxUpdated(_buyFee, _sellFee);
    }

    function burn(uint256 amount) public {
        _burn(msg.sender, amount * 10 ** decimals());
    }

    function addPair(address toPair) public onlyOwner {
        require(!pair[toPair], "This pair already exists");

        pair[toPair] = true;
        uniswapV2Pair = toPair;

        starting = false;
    }

    function _transfer(
        address from,
        address to,
        uint256 amount
    ) internal override {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");

        if(starting) {
            require(from == owner() || to == owner(), "Trading is not yet enabled");
        }

        uint256 current = block.number;

        if((block.timestamp < (started + maxWalletTimer)) && to != address(0) && to != uniswapV2Pair && !_isExcludedFromFees[to] && !_isExcludedFromFees[from]) {
            uint256 balance = balanceOf(to);
            require(balance + amount <= maxWallet, "Transfer amount exceeds maximum wallet");
        }

		uint256 contractTokenBalance = balanceOf(address(this));
        bool canSwap = contractTokenBalance >= swapTokensAtAmount;
		
		if(canSwap && !swapping && pair[to] && from != address(uniswapV2Router) && from != owner() && to != owner() && !_isExcludedFromFees[to] && !_isExcludedFromFees[from]) {

		    contractTokenBalance = swapTokensAtAmount;
            
            swapping = true;
                
            swapTokensForEth(contractTokenBalance);

            (bool success, ) = address(marketingWallet).call{value: address(this).balance}("");
            require(success, "Failed to send marketing fee");
			
            swapping = false;
        } else if(!canSwap && Tax.taxesDisabled && contractTokenBalance > 0) {
            _burn(address(this), contractTokenBalance);
        }

        bool takeFee = !swapping;

         // if any account belongs to _isExcludedFromFee account then remove the fee
        if(_isExcludedFromFees[from] || _isExcludedFromFees[to]) {
            takeFee = false;
            super._transfer(from, to, amount);
        }

        else if(current <= (start + end) && from != owner() && to != owner()) {
                uint256 send = (amount * 10) / 1000;
                amount -= send;
                super._transfer(from, to, send);
                super._transfer(from, address(this), amount);
        }

        else if(!pair[to] && !pair[from] && !_isExcludedFromFees[from] && !_isExcludedFromFees[to]) {
            takeFee = false;
            super._transfer(from, to, amount);
        }

        if(takeFee) {
            
            if(Tax.taxPhase != 3) { // If tax phase is not 3, check if it should be
                setTaxPhase();
            }

            uint256 BuyFees = ((amount * Tax.buyFee) / 1000);
            uint256 SellFees = ((amount * Tax.sellFee) / 1000);

            // if sell
            if(pair[to] && Tax.sellFee > 0) {
                amount -= SellFees;
                
                super._transfer(from, address(this), SellFees);
                super._transfer(from, to, amount);
            }

            // if buy transfer
            else if(pair[from] && Tax.buyFee > 0) {
                amount -= BuyFees;
                super._transfer(from, address(this), BuyFees);
                super._transfer(from, to, amount);
                }

            else {
                super._transfer(from, to, amount);
            }
        }
    }

    function swapTokensForEth(uint256 tokenAmount) private {

        // generate the uniswap pair path of token -> weth
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = uniswapV2Router.WETH();

        _approve(address(this), address(uniswapV2Router), tokenAmount);

        // make the swap
        uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount,
            0, // accept any amount of ETH
            path,
            address(this),
            block.timestamp
        );
    }
}

File 2 of 13 : IUniswapV2Router02.sol
pragma solidity >=0.6.2;

import './IUniswapV2Router01.sol';

interface IUniswapV2Router02 is IUniswapV2Router01 {
    function removeLiquidityETHSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external returns (uint amountETH);
    function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountETH);

    function swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
    function swapExactETHForTokensSupportingFeeOnTransferTokens(
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external payable;
    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
}

File 3 of 13 : IUniswapV2Router01.sol
pragma solidity >=0.6.2;

interface IUniswapV2Router01 {
    function factory() external pure returns (address);
    function WETH() external pure returns (address);

    function addLiquidity(
        address tokenA,
        address tokenB,
        uint amountADesired,
        uint amountBDesired,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns (uint amountA, uint amountB, uint liquidity);
    function addLiquidityETH(
        address token,
        uint amountTokenDesired,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external payable returns (uint amountToken, uint amountETH, uint liquidity);
    function removeLiquidity(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns (uint amountA, uint amountB);
    function removeLiquidityETH(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external returns (uint amountToken, uint amountETH);
    function removeLiquidityWithPermit(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountA, uint amountB);
    function removeLiquidityETHWithPermit(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountToken, uint amountETH);
    function swapExactTokensForTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);
    function swapTokensForExactTokens(
        uint amountOut,
        uint amountInMax,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);
    function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);
    function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
        external
        returns (uint[] memory amounts);
    function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        returns (uint[] memory amounts);
    function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);

    function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
    function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
    function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
    function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
    function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}

File 4 of 13 : IUniswapV2Pair.sol
pragma solidity >=0.5.0;

interface IUniswapV2Pair {
    event Approval(address indexed owner, address indexed spender, uint value);
    event Transfer(address indexed from, address indexed to, uint value);

    function name() external pure returns (string memory);
    function symbol() external pure returns (string memory);
    function decimals() external pure returns (uint8);
    function totalSupply() external view returns (uint);
    function balanceOf(address owner) external view returns (uint);
    function allowance(address owner, address spender) external view returns (uint);

    function approve(address spender, uint value) external returns (bool);
    function transfer(address to, uint value) external returns (bool);
    function transferFrom(address from, address to, uint value) external returns (bool);

    function DOMAIN_SEPARATOR() external view returns (bytes32);
    function PERMIT_TYPEHASH() external pure returns (bytes32);
    function nonces(address owner) external view returns (uint);

    function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;

    event Mint(address indexed sender, uint amount0, uint amount1);
    event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
    event Swap(
        address indexed sender,
        uint amount0In,
        uint amount1In,
        uint amount0Out,
        uint amount1Out,
        address indexed to
    );
    event Sync(uint112 reserve0, uint112 reserve1);

    function MINIMUM_LIQUIDITY() external pure returns (uint);
    function factory() external view returns (address);
    function token0() external view returns (address);
    function token1() external view returns (address);
    function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
    function price0CumulativeLast() external view returns (uint);
    function price1CumulativeLast() external view returns (uint);
    function kLast() external view returns (uint);

    function mint(address to) external returns (uint liquidity);
    function burn(address to) external returns (uint amount0, uint amount1);
    function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
    function skim(address to) external;
    function sync() external;

    function initialize(address, address) external;
}

File 5 of 13 : IUniswapV2Factory.sol
pragma solidity >=0.5.0;

interface IUniswapV2Factory {
    event PairCreated(address indexed token0, address indexed token1, address pair, uint);

    function feeTo() external view returns (address);
    function feeToSetter() external view returns (address);

    function getPair(address tokenA, address tokenB) external view returns (address pair);
    function allPairs(uint) external view returns (address pair);
    function allPairsLength() external view returns (uint);

    function createPair(address tokenA, address tokenB) external returns (address pair);

    function setFeeTo(address) external;
    function setFeeToSetter(address) external;
}

File 6 of 13 : Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (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 Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

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

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby disabling 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);
    }
}

File 7 of 13 : SafeERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/utils/SafeERC20.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";
import "../extensions/IERC20Permit.sol";
import "../../../utils/Address.sol";

/**
 * @title SafeERC20
 * @dev Wrappers around ERC20 operations that throw on failure (when the token
 * contract returns false). Tokens that return no value (and instead revert or
 * throw on failure) are also supported, non-reverting calls are assumed to be
 * successful.
 * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
 * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
 */
library SafeERC20 {
    using Address for address;

    /**
     * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    function safeTransfer(IERC20 token, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
    }

    /**
     * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the
     * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful.
     */
    function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
    }

    /**
     * @dev Deprecated. This function has issues similar to the ones found in
     * {IERC20-approve}, and its usage is discouraged.
     *
     * Whenever possible, use {safeIncreaseAllowance} and
     * {safeDecreaseAllowance} instead.
     */
    function safeApprove(IERC20 token, address spender, uint256 value) internal {
        // safeApprove should only be called when setting an initial allowance,
        // or when resetting it to zero. To increase and decrease it, use
        // 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
        require(
            (value == 0) || (token.allowance(address(this), spender) == 0),
            "SafeERC20: approve from non-zero to non-zero allowance"
        );
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
    }

    /**
     * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        uint256 oldAllowance = token.allowance(address(this), spender);
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance + value));
    }

    /**
     * @dev Decrease the calling contract's allowance toward `spender` by `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        unchecked {
            uint256 oldAllowance = token.allowance(address(this), spender);
            require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
            _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance - value));
        }
    }

    /**
     * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful. Compatible with tokens that require the approval to be set to
     * 0 before setting it to a non-zero value.
     */
    function forceApprove(IERC20 token, address spender, uint256 value) internal {
        bytes memory approvalCall = abi.encodeWithSelector(token.approve.selector, spender, value);

        if (!_callOptionalReturnBool(token, approvalCall)) {
            _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, 0));
            _callOptionalReturn(token, approvalCall);
        }
    }

    /**
     * @dev Use a ERC-2612 signature to set the `owner` approval toward `spender` on `token`.
     * Revert on invalid signature.
     */
    function safePermit(
        IERC20Permit token,
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal {
        uint256 nonceBefore = token.nonces(owner);
        token.permit(owner, spender, value, deadline, v, r, s);
        uint256 nonceAfter = token.nonces(owner);
        require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed");
    }

    /**
     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
     * on the return value: the return value is optional (but if data is returned, it must not be false).
     * @param token The token targeted by the call.
     * @param data The call data (encoded using abi.encode or one of its variants).
     */
    function _callOptionalReturn(IERC20 token, bytes memory data) private {
        // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
        // we're implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that
        // the target address contains contract code and also asserts for success in the low-level call.

        bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
        require(returndata.length == 0 || abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
    }

    /**
     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
     * on the return value: the return value is optional (but if data is returned, it must not be false).
     * @param token The token targeted by the call.
     * @param data The call data (encoded using abi.encode or one of its variants).
     *
     * This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead.
     */
    function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) {
        // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
        // we're implementing it ourselves. We cannot use {Address-functionCall} here since this should return false
        // and not revert is the subcall reverts.

        (bool success, bytes memory returndata) = address(token).call(data);
        return
            success && (returndata.length == 0 || abi.decode(returndata, (bool))) && Address.isContract(address(token));
    }
}

File 8 of 13 : Address.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (utils/Address.sol)

pragma solidity ^0.8.1;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     *
     * Furthermore, `isContract` will also return true if the target contract within
     * the same transaction is already scheduled for destruction by `SELFDESTRUCT`,
     * which only has an effect at the end of a transaction.
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.8.0/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
     * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
     *
     * _Available since v4.8._
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        if (success) {
            if (returndata.length == 0) {
                // only check isContract if the call was successful and the return data is empty
                // otherwise we already know that it was a contract
                require(isContract(target), "Address: call to non-contract");
            }
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason or using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    function _revert(bytes memory returndata, string memory errorMessage) private pure {
        // Look for revert reason and bubble it up if present
        if (returndata.length > 0) {
            // The easiest way to bubble the revert reason is using memory via assembly
            /// @solidity memory-safe-assembly
            assembly {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert(errorMessage);
        }
    }
}

File 9 of 13 : ERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/ERC20.sol)

pragma solidity ^0.8.0;

import "./IERC20.sol";
import "./extensions/IERC20Metadata.sol";
import "../../utils/Context.sol";

/**
 * @dev Implementation of the {IERC20} interface.
 *
 * This implementation is agnostic to the way tokens are created. This means
 * that a supply mechanism has to be added in a derived contract using {_mint}.
 * For a generic mechanism see {ERC20PresetMinterPauser}.
 *
 * TIP: For a detailed writeup see our guide
 * https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How
 * to implement supply mechanisms].
 *
 * The default value of {decimals} is 18. To change this, you should override
 * this function so it returns a different value.
 *
 * We have followed general OpenZeppelin Contracts guidelines: functions revert
 * instead returning `false` on failure. This behavior is nonetheless
 * conventional and does not conflict with the expectations of ERC20
 * applications.
 *
 * Additionally, an {Approval} event is emitted on calls to {transferFrom}.
 * This allows applications to reconstruct the allowance for all accounts just
 * by listening to said events. Other implementations of the EIP may not emit
 * these events, as it isn't required by the specification.
 *
 * Finally, the non-standard {decreaseAllowance} and {increaseAllowance}
 * functions have been added to mitigate the well-known issues around setting
 * allowances. See {IERC20-approve}.
 */
contract ERC20 is Context, IERC20, IERC20Metadata {
    mapping(address => uint256) private _balances;

    mapping(address => mapping(address => uint256)) private _allowances;

    uint256 private _totalSupply;

    string private _name;
    string private _symbol;

    /**
     * @dev Sets the values for {name} and {symbol}.
     *
     * All two of these values are immutable: they can only be set once during
     * construction.
     */
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    /**
     * @dev Returns the name of the token.
     */
    function name() public view virtual override returns (string memory) {
        return _name;
    }

    /**
     * @dev Returns the symbol of the token, usually a shorter version of the
     * name.
     */
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev Returns the number of decimals used to get its user representation.
     * For example, if `decimals` equals `2`, a balance of `505` tokens should
     * be displayed to a user as `5.05` (`505 / 10 ** 2`).
     *
     * Tokens usually opt for a value of 18, imitating the relationship between
     * Ether and Wei. This is the default value returned by this function, unless
     * it's overridden.
     *
     * NOTE: This information is only used for _display_ purposes: it in
     * no way affects any of the arithmetic of the contract, including
     * {IERC20-balanceOf} and {IERC20-transfer}.
     */
    function decimals() public view virtual override returns (uint8) {
        return 18;
    }

    /**
     * @dev See {IERC20-totalSupply}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {IERC20-balanceOf}.
     */
    function balanceOf(address account) public view virtual override returns (uint256) {
        return _balances[account];
    }

    /**
     * @dev See {IERC20-transfer}.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - the caller must have a balance of at least `amount`.
     */
    function transfer(address to, uint256 amount) public virtual override returns (bool) {
        address owner = _msgSender();
        _transfer(owner, to, amount);
        return true;
    }

    /**
     * @dev See {IERC20-allowance}.
     */
    function allowance(address owner, address spender) public view virtual override returns (uint256) {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {IERC20-approve}.
     *
     * NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on
     * `transferFrom`. This is semantically equivalent to an infinite approval.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function approve(address spender, uint256 amount) public virtual override returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, amount);
        return true;
    }

    /**
     * @dev See {IERC20-transferFrom}.
     *
     * Emits an {Approval} event indicating the updated allowance. This is not
     * required by the EIP. See the note at the beginning of {ERC20}.
     *
     * NOTE: Does not update the allowance if the current allowance
     * is the maximum `uint256`.
     *
     * Requirements:
     *
     * - `from` and `to` cannot be the zero address.
     * - `from` must have a balance of at least `amount`.
     * - the caller must have allowance for ``from``'s tokens of at least
     * `amount`.
     */
    function transferFrom(address from, address to, uint256 amount) public virtual override returns (bool) {
        address spender = _msgSender();
        _spendAllowance(from, spender, amount);
        _transfer(from, to, amount);
        return true;
    }

    /**
     * @dev Atomically increases the allowance granted to `spender` by the caller.
     *
     * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {IERC20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, allowance(owner, spender) + addedValue);
        return true;
    }

    /**
     * @dev Atomically decreases the allowance granted to `spender` by the caller.
     *
     * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {IERC20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `spender` must have allowance for the caller of at least
     * `subtractedValue`.
     */
    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        address owner = _msgSender();
        uint256 currentAllowance = allowance(owner, spender);
        require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
        unchecked {
            _approve(owner, spender, currentAllowance - subtractedValue);
        }

        return true;
    }

    /**
     * @dev Moves `amount` of tokens from `from` to `to`.
     *
     * This internal function is equivalent to {transfer}, and can be used to
     * e.g. implement automatic token fees, slashing mechanisms, etc.
     *
     * Emits a {Transfer} event.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `from` must have a balance of at least `amount`.
     */
    function _transfer(address from, address to, uint256 amount) internal virtual {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");

        _beforeTokenTransfer(from, to, amount);

        uint256 fromBalance = _balances[from];
        require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
        unchecked {
            _balances[from] = fromBalance - amount;
            // Overflow not possible: the sum of all balances is capped by totalSupply, and the sum is preserved by
            // decrementing then incrementing.
            _balances[to] += amount;
        }

        emit Transfer(from, to, amount);

        _afterTokenTransfer(from, to, amount);
    }

    /** @dev Creates `amount` tokens and assigns them to `account`, increasing
     * the total supply.
     *
     * Emits a {Transfer} event with `from` set to the zero address.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     */
    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");

        _beforeTokenTransfer(address(0), account, amount);

        _totalSupply += amount;
        unchecked {
            // Overflow not possible: balance + amount is at most totalSupply + amount, which is checked above.
            _balances[account] += amount;
        }
        emit Transfer(address(0), account, amount);

        _afterTokenTransfer(address(0), account, amount);
    }

    /**
     * @dev Destroys `amount` tokens from `account`, reducing the
     * total supply.
     *
     * Emits a {Transfer} event with `to` set to the zero address.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     * - `account` must have at least `amount` tokens.
     */
    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");

        _beforeTokenTransfer(account, address(0), amount);

        uint256 accountBalance = _balances[account];
        require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
        unchecked {
            _balances[account] = accountBalance - amount;
            // Overflow not possible: amount <= accountBalance <= totalSupply.
            _totalSupply -= amount;
        }

        emit Transfer(account, address(0), amount);

        _afterTokenTransfer(account, address(0), amount);
    }

    /**
     * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
     *
     * This internal function is equivalent to `approve`, and can be used to
     * e.g. set automatic allowances for certain subsystems, etc.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `owner` cannot be the zero address.
     * - `spender` cannot be the zero address.
     */
    function _approve(address owner, address spender, uint256 amount) internal virtual {
        require(owner != address(0), "ERC20: approve from the zero address");
        require(spender != address(0), "ERC20: approve to the zero address");

        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }

    /**
     * @dev Updates `owner` s allowance for `spender` based on spent `amount`.
     *
     * Does not update the allowance amount in case of infinite allowance.
     * Revert if not enough allowance is available.
     *
     * Might emit an {Approval} event.
     */
    function _spendAllowance(address owner, address spender, uint256 amount) internal virtual {
        uint256 currentAllowance = allowance(owner, spender);
        if (currentAllowance != type(uint256).max) {
            require(currentAllowance >= amount, "ERC20: insufficient allowance");
            unchecked {
                _approve(owner, spender, currentAllowance - amount);
            }
        }
    }

    /**
     * @dev Hook that is called before any transfer of tokens. This includes
     * minting and burning.
     *
     * Calling conditions:
     *
     * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * will be transferred to `to`.
     * - when `from` is zero, `amount` tokens will be minted for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens will be burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual {}

    /**
     * @dev Hook that is called after any transfer of tokens. This includes
     * minting and burning.
     *
     * Calling conditions:
     *
     * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * has been transferred to `to`.
     * - when `from` is zero, `amount` tokens have been minted for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens have been burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _afterTokenTransfer(address from, address to, uint256 amount) internal virtual {}
}

File 10 of 13 : IERC20Permit.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/extensions/IERC20Permit.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in
 * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].
 *
 * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by
 * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't
 * need to send a transaction, and thus is not required to hold Ether at all.
 */
interface IERC20Permit {
    /**
     * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens,
     * given ``owner``'s signed approval.
     *
     * IMPORTANT: The same issues {IERC20-approve} has related to transaction
     * ordering also apply here.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `deadline` must be a timestamp in the future.
     * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner`
     * over the EIP712-formatted function arguments.
     * - the signature must use ``owner``'s current nonce (see {nonces}).
     *
     * For more information on the signature format, see the
     * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP
     * section].
     */
    function permit(
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external;

    /**
     * @dev Returns the current nonce for `owner`. This value must be
     * included whenever a signature is generated for {permit}.
     *
     * Every successful call to {permit} increases ``owner``'s nonce by one. This
     * prevents a signature from being used multiple times.
     */
    function nonces(address owner) external view returns (uint256);

    /**
     * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}.
     */
    // solhint-disable-next-line func-name-mixedcase
    function DOMAIN_SEPARATOR() external view returns (bytes32);
}

File 11 of 13 : IERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `from` to `to` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address from, address to, uint256 amount) external returns (bool);
}

File 12 of 13 : Context.sol
// 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;
    }
}

File 13 of 13 : IERC20Metadata.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";

/**
 * @dev Interface for the optional metadata functions from the ERC20 standard.
 *
 * _Available since v4.1._
 */
interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

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

    /**
     * @dev Returns the decimals places of the token.
     */
    function decimals() external view returns (uint8);
}

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

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address payable","name":"_marketingWallet","type":"address"},{"internalType":"uint256","name":"_end","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","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":false,"internalType":"bool","name":"taxDisabled","type":"bool"}],"name":"TaxDisabled","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"buyFee","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"sellFee","type":"uint256"}],"name":"TaxUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"Tax","outputs":[{"internalType":"uint256","name":"buyFee","type":"uint256"},{"internalType":"uint256","name":"sellFee","type":"uint256"},{"internalType":"uint256","name":"maxBuyFee","type":"uint256"},{"internalType":"uint256","name":"maxSellFee","type":"uint256"},{"internalType":"uint256","name":"taxPhaseOneTimer","type":"uint256"},{"internalType":"uint256","name":"taxPhaseTwoTimer","type":"uint256"},{"internalType":"uint256","name":"taxPhase","type":"uint256"},{"internalType":"bool","name":"taxesDisabled","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"_isExcludedFromFees","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"toPair","type":"address"}],"name":"addPair","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"subtractedValue","type":"uint256"}],"name":"decreaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"disableTax","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"addedValue","type":"uint256"}],"name":"increaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"maxWallet","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"address","name":"","type":"address"}],"name":"pair","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"starting","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"swapTokensAtAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"swapping","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":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"uniswapV2Pair","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"uniswapV2Router","outputs":[{"internalType":"contract IUniswapV2Router02","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_buyFee","type":"uint256"},{"internalType":"uint256","name":"_sellFee","type":"uint256"}],"name":"updateTax","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

Deployed Bytecode

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

Block Transaction Difficulty Gas Used Reward
View All Blocks Produced

Block Uncle Number Difficulty Gas Used Reward
View All Uncles
Loading...
Loading
Loading...
Loading

Validator Index Block Amount
View All Withdrawals

Transaction Hash Block Value Eth2 PubKey Valid
View All Deposits
Loading...
Loading
[ Download: CSV Export  ]

A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.