creation_sourcecode: /**
  
  */
  
  
  // SPDX-License-Identifier: MIT
  /**
  
  // TG:  https://t.me/GoblinCoinERC20
  // WEB: https://goblinverse.io
  // X:   https://twitter.com/GoblinCoinERC20
  // Booyagh Booyagh! Me, sly Goblin of Blockchain, master of digits and trades
  // Ticker is $GOBLIN 
  //             ,      ,
  //              .-""-. \ASCII 71
  //        |\  \/      \/  /|ASCII 79
  //        | \ / =.  .= \ / |ASCII 66
  //        \( \   o\/o   / )/ASCII 76
  //         \_, '-/  \-' ,_/ASCII 73
  //           /   \__/   \ASCII 78
  //           \ \__/\__/ /ASCII 86
  //         ___\ \|--|/ /___ASCII 69
  //       /`    \      /    `\ASCII 82
  //      /       '----'       \ASCII 83
  //     /    ʧɑˈɢudimˈʌluħ     \ASCII 69
  
  */
  
  pragma solidity 0.8.19;
  
  library SafeMath {
    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 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 sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b <= a, errorMessage);
            return a - b;
        }
    }
  
    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;
        }
    }
  }
  
  interface IERC20 {
    function totalSupply() external view returns (uint256);
  
    function decimals() external view returns (uint8);
  
    function symbol() external view returns (string memory);
  
    function name() external view returns (string memory);
  
    function getOwner() external view returns (address);
  
    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
    );
  }
  
  abstract contract Ownable {
    address internal owner;
  
    constructor(address _owner) {
        owner = _owner;
    }
  
    modifier onlyOwner() {
        require(isOwner(msg.sender), "!OWNER");
        _;
    }
  
    function isOwner(address account) public view returns (bool) {
        return account == owner;
    }
  
    function transferOwnership(address payable adr) public onlyOwner {
        owner = adr;
        emit OwnershipTransferred(adr);
    }
  
    event OwnershipTransferred(address owner);
  }
  
  interface IFactory {
    function createPair(
        address tokenA,
        address tokenB
    ) external returns (address pair);
  
    function getPair(
        address tokenA,
        address tokenB
    ) external view returns (address pair);
  }
  
  interface IRouter {
    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);
  
  
    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 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;
  }
  
  contract GoblinMeme is IERC20, Ownable {
    using SafeMath for uint256;
    address internal constant DEAD = 0x000000000000000000000000000000000000dEaD;
    string private constant _name = "Goblin";
    string private constant _symbol = "GOBLIN";
    uint8 private constant _decimals = 18;
    uint256 private _totalSupply = 420690000 * (10 ** _decimals);
    uint256 private _maxTxAmountPercent = 200; // base 10000;
    uint256 private _maxTransferPercent = 10000;
    uint256 private _maxWalletPercent = 200;
    mapping(address => uint256) _balances;
    mapping(address => mapping(address => uint256)) private _allowances;
    mapping(address => bool) public isFeeExempt;
    IRouter router;
    address public pair;
    bool private tradingAllowed = false;
    uint256 private revshareFee = 0;
    uint256 private goblinomicsFee = 3000;
    uint256 private totalFee = 0;
    uint256 private sellFee = 6000;
    uint256 private transferFee = 0;
    uint256 private denominator = 10000;
    bool private swapEnabled = true;
    bool private swapping;
    uint256 private swapThreshold = (_totalSupply * 10) / 100000;
    uint256 private minTokenAmount = (_totalSupply * 10) / 100000;
  
    modifier lockTheSwap() {
        swapping = true;
        _;
        swapping = false;
    }
  
    address internal goblinomics_receiver =
        0x72be7eD14bfE01817B4A2c19AF375cD236edC8eB;
    address internal constant revshare_receiver =
        0x72be7eD14bfE01817B4A2c19AF375cD236edC8eB;
  
    constructor() Ownable(msg.sender) {
        IRouter _router = IRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D );
        address _pair = IFactory(_router.factory()).createPair(
            address(this),
            _router.WETH()
        );
        router = _router;
        pair = _pair;
        totalFee = revshareFee + goblinomicsFee;
        goblinomics_receiver = msg.sender;
        isFeeExempt[address(this)] = true;
        isFeeExempt[revshare_receiver] = true;
        isFeeExempt[msg.sender] = true;
        _balances[msg.sender] = _totalSupply;
        emit Transfer(address(0), msg.sender, _totalSupply);
    }
  
    receive() external payable {}
  
    function name() public pure returns (string memory) {
        return _name;
    }
  
    function symbol() public pure returns (string memory) {
        return _symbol;
    }
  
    function decimals() public pure returns (uint8) {
        return _decimals;
    }
  
    function startTrading() external onlyOwner {
        tradingAllowed = true;
    }
  
    function getOwner() external view override returns (address) {
        return owner;
    }
  
    function balanceOf(address account) public view override returns (uint256) {
        return _balances[account];
    }
  
    function transfer(
        address recipient,
        uint256 amount
    ) public override returns (bool) {
        _transfer(msg.sender, recipient, amount);
        return true;
    }
  
    function allowance(
        address owner,
        address spender
    ) public view override returns (uint256) {
        return _allowances[owner][spender];
    }
  
    function setisExempt(address _address, bool _enabled) external onlyOwner {
        isFeeExempt[_address] = _enabled;
    }
  
    function approve(
        address spender,
        uint256 amount
    ) public override returns (bool) {
        _approve(msg.sender, spender, amount);
        return true;
    }
  
    function totalSupply() public view override returns (uint256) {
        return _totalSupply.sub(balanceOf(DEAD)).sub(balanceOf(address(0)));
    }
  
    function _maxWalletToken() public view returns (uint256) {
        return (totalSupply() * _maxWalletPercent) / denominator;
    }
  
    function _maxTxAmount() public view returns (uint256) {
        return (totalSupply() * _maxTxAmountPercent) / denominator;
    }
  
    function _maxTransferAmount() public view returns (uint256) {
        return (totalSupply() * _maxTransferPercent) / denominator;
    }
  
    function preTxCheck(
        address sender,
        address recipient,
        uint256 amount
    ) internal view {
        require(sender != address(0), "ERC20: transfer from the zero address");
        require(recipient != address(0), "ERC20: transfer to the zero address");
        require(
            amount > uint256(0),
            "Transfer amount must be greater than zero"
        );
        require(
            amount <= balanceOf(sender),
            "You are trying to transfer more than your balance"
        );
    }
  
    function _transfer(
        address sender,
        address recipient,
        uint256 amount
    ) private {
        preTxCheck(sender, recipient, amount);
        checkTradingAllowed(sender, recipient);
        checkMaxWallet(sender, recipient, amount);
        checkTxLimit(sender, recipient, amount);
        swapBack(sender, recipient);
        _balances[sender] = _balances[sender].sub(amount);
        uint256 amountReceived = shouldTakeFee(sender, recipient)
            ? takeFee(sender, recipient, amount)
            : amount;
        _balances[recipient] = _balances[recipient].add(amountReceived);
        emit Transfer(sender, recipient, amountReceived);
    }
  
    function setFees(
        uint256 _revshare,
        uint256 _goblinomics,
        uint256 _extraSell,
        uint256 _trans
    ) external onlyOwner {
        revshareFee = _revshare;
        goblinomicsFee = _goblinomics;
        totalFee = _revshare + _goblinomics;
        sellFee = totalFee + _extraSell;
        transferFee = _trans;
        require(
            totalFee <= denominator && sellFee <= denominator,
            "totalFee and sellFee cannot be more than the denominator"
        );
    }
  
    function setTxLimits(
        uint256 _newMaxTx,
        uint256 _newMaxTransfer,
        uint256 _newMaxWallet
    ) external onlyOwner {
        uint256 newTx = (totalSupply() * _newMaxTx) / 10000;
        uint256 newTransfer = (totalSupply() * _newMaxTransfer) / 10000;
        uint256 newWallet = (totalSupply() * _newMaxWallet) / 10000;
        _maxTxAmountPercent = _newMaxTx;
        _maxTransferPercent = _newMaxTransfer;
        _maxWalletPercent = _newMaxWallet;
        uint256 limit = totalSupply().mul(5).div(1000);
        require(
            newTx >= limit && newTransfer >= limit && newWallet >= limit,
            "Max TXs and Max Wallet cannot be less than .5%"
        );
    }
  
    function checkTradingAllowed(
        address sender,
        address recipient
    ) internal view {
        if (!isFeeExempt[sender] && !isFeeExempt[recipient]) {
            require(tradingAllowed, "tradingAllowed");
        }
    }
  
    function checkMaxWallet(
        address sender,
        address recipient,
        uint256 amount
    ) internal view {
        if (
            !isFeeExempt[sender] &&
            !isFeeExempt[recipient] &&
            recipient != address(pair) &&
            recipient != address(DEAD)
        ) {
            require(
                (_balances[recipient].add(amount)) <= _maxWalletToken(),
                "Exceeds maximum wallet amount."
            );
        }
    }
  
    function checkTxLimit(
        address sender,
        address recipient,
        uint256 amount
    ) internal view {
        if (sender != pair) {
            require(
                amount <= _maxTransferAmount() ||
                    isFeeExempt[sender] ||
                    isFeeExempt[recipient],
                "TX Limit Exceeded"
            );
        }
        require(
            amount <= _maxTxAmount() ||
                isFeeExempt[sender] ||
                isFeeExempt[recipient],
            "TX Limit Exceeded"
        );
    }
  
    function swapAndLiquify() private lockTheSwap {
        uint256 tokens = balanceOf(address(this));
        uint256 _denominator = (
            revshareFee.add(1).add(goblinomicsFee)
        ).mul(2);
  
        swapTokensForETH(tokens);
        uint256 deltaBalance = address(this).balance;
        uint256 unitBalance = deltaBalance.div(_denominator);
  
        uint256 revshareAmt = unitBalance.mul(revshareFee);
        if (revshareAmt > 0) {
            payable(revshare_receiver).transfer(revshareAmt);
        }
        uint256 remainingBalance = address(this).balance;
        if (remainingBalance > uint256(0)) {
            payable(goblinomics_receiver).transfer(remainingBalance);
        }
    }
  
    function swapTokensForETH(uint256 tokenAmount) private {
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = router.WETH();
        _approve(address(this), address(router), tokenAmount);
        router.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount,
            0,
            path,
            address(this),
            block.timestamp
        );
    }
  
    function shouldSwapBack(
        address sender,
        address recipient
    ) internal view returns (bool) {
        bool aboveThreshold = balanceOf(address(this)) >= swapThreshold;
        return
            !swapping &&
            swapEnabled &&
            tradingAllowed &&
            !isFeeExempt[sender] &&
            recipient == pair &&
            aboveThreshold;
    }
  
    function setSwapbackSettings(
        uint256 _swapThreshold,
        uint256 _minTokenAmount
    ) external onlyOwner {
        swapThreshold = _totalSupply.mul(_swapThreshold).div(uint256(100000));
        minTokenAmount = _totalSupply.mul(_minTokenAmount).div(uint256(100000));
    }
  
    function swapBack(
        address sender,
        address recipient
    ) internal {
        if (shouldSwapBack(sender, recipient)) {
            swapAndLiquify();
        }
    }
  
    function shouldTakeFee(
        address sender,
        address recipient
    ) internal view returns (bool) {
        return !isFeeExempt[sender] && !isFeeExempt[recipient];
    }
  
    function getTotalFee(
        address sender,
        address recipient
    ) internal view returns (uint256) {
        if (recipient == pair) {
            return sellFee;
        }
        if (sender == pair) {
            return totalFee;
        }
        return transferFee;
    }
  
    function takeFee(
        address sender,
        address recipient,
        uint256 amount
    ) internal returns (uint256) {
        if (getTotalFee(sender, recipient) > 0) {
            uint256 feeAmount = amount.div(denominator).mul(
                getTotalFee(sender, recipient)
            );
            _balances[address(this)] = _balances[address(this)].add(feeAmount);
            emit Transfer(sender, address(this), feeAmount);
            return amount.sub(feeAmount);
        }
        return amount;
    }
  
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) public override returns (bool) {
        _transfer(sender, recipient, amount);
        _approve(
            sender,
            msg.sender,
            _allowances[sender][msg.sender].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);
    }
  }