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);
}



pragma solidity >=0.6.2;


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;
}





pragma solidity ^0.8.0;


library Address {
    
    function isContract(address account) internal view returns (bool) {
        
        
        

        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 0;
    }

    
    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");
    }

    
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCall(target, data, "Address: low-level call failed");
    }

    
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    
    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");
    }

    
    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");
        require(isContract(target), "Address: call to non-contract");

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            
            if (returndata.length > 0) {
                

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}





pragma solidity ^0.8.0;


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

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





pragma solidity ^0.8.0;



abstract contract Ownable is Context {
    address private _owner;

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

    
    constructor() {
        _setOwner(_msgSender());
    }

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

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

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

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

    function _setOwner(address newOwner) private {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}





pragma solidity ^0.8.0;






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 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;
        }
    }
}





pragma solidity ^0.8.0;


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);
}




pragma solidity ^0.8.4;






contract GanbuInu is Context, IERC20, Ownable {
    using SafeMath for uint256;
    using Address for address;

    address payable public wallet;
    address public immutable deadAddress = 0x000000000000000000000000000000000000dEaD;
    mapping(address => uint256) private _rOwned;
    mapping(address => uint256) private _tOwned;
    mapping(address => mapping(address => uint256)) private _allowances;

    mapping(address => bool) private _isExcludedFromFee;
    mapping(address => bool) private _isExcluded;
    address[] private _excluded;

    uint256 private constant MAX = ~uint256(0);
    uint256 private _tTotal = 10000000000000 * 10**9;
    uint256 private _rTotal = (MAX - (MAX % _tTotal));
    uint256 private _tFeeTotal;

    string private _name = 'Ganbu Inu';
    string private _symbol = 'GANBU';
    uint8 private _decimals = 9;

    uint256 public _taxFee = 2;
    uint256 private _previousTaxFee = _taxFee;

    uint256 public _liquidityFee = 6;
    uint256 private _previousLiquidityFee = _liquidityFee;

    uint256 private _feeRate = 4;
    uint256 launchTime;

    IUniswapV2Router02 public uniswapV2Router;
    address public uniswapV2Pair;

    bool inSwapAndLiquify;
    bool public swapAndLiquifyEnabled = false;
    uint256 public minTokensBeforeSwap = 10;

    bool tradingOpen = true;

    event SwapETHForTokens(uint256 amountIn, address[] path);

    event SwapTokensForETH(uint256 amountIn, address[] path);

    modifier lockTheSwap() {
        inSwapAndLiquify = true;
        _;
        inSwapAndLiquify = false;
    }

    constructor() {
        wallet = payable(_msgSender());
        _isExcludedFromFee[owner()] = true;
        _isExcludedFromFee[address(this)] = true;

        launchTime = block.timestamp;
        _liquidityFee = _previousLiquidityFee;
        _taxFee = _previousTaxFee;
        
        
        
        IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(
            0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
        );

        uniswapV2Router = _uniswapV2Router;

        _rOwned[_msgSender()] = _rTotal;
        emit Transfer(address(0), _msgSender(), _tTotal);
    }

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

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

    function decimals() public view returns (uint8) {
        return _decimals;
    }

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

    function balanceOf(address account) public view override returns (uint256) {
        if (_isExcluded[account]) return _tOwned[account];
        return tokenFromReflection(_rOwned[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 increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool)
    {
        _approve(
            _msgSender(),
            spender,
            _allowances[_msgSender()][spender].add(addedValue)
        );
        return true;
    }

    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool)
    {
        _approve(
            _msgSender(),
            spender,
            _allowances[_msgSender()][spender].sub(
                subtractedValue,
                'ERC20: decreased allowance below zero'
            )
        );
        return true;
    }

    function isExcludedFromReward(address account) public view returns (bool) {
        return _isExcluded[account];
    }

    function totalFees() public view returns (uint256) {
        return _tFeeTotal;
    }

    function deliver(uint256 tAmount) public {
        address sender = _msgSender();
        require(
            !_isExcluded[sender],
            'Excluded addresses cannot call this function'
        );
        (uint256 rAmount, , , , , ) = _getValues(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _rTotal = _rTotal.sub(rAmount);
        _tFeeTotal = _tFeeTotal.add(tAmount);
    }

    function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns (uint256)
    {
        require(tAmount <= _tTotal, 'Amount must be less than supply');
        if (!deductTransferFee) {
            (uint256 rAmount, , , , , ) = _getValues(tAmount);
            return rAmount;
        } else {
            (, uint256 rTransferAmount, , , , ) = _getValues(tAmount);
            return rTransferAmount;
        }
    }

    function tokenFromReflection(uint256 rAmount) public view returns (uint256) {
        require(rAmount <= _rTotal, 'Amount must be less than total reflections');
        uint256 currentRate = _getRate();
        return rAmount.div(currentRate);
    }

    function excludeFromReward(address account) public onlyOwner {
        require(!_isExcluded[account], 'Account is already excluded');
        if (_rOwned[account] > 0) {
            _tOwned[account] = tokenFromReflection(_rOwned[account]);
        }
        _isExcluded[account] = true;
        _excluded.push(account);
    }

    function includeInReward(address account) external onlyOwner {
        require(_isExcluded[account], 'Account is already excluded');
        for (uint256 i = 0; i < _excluded.length; i++) {
            if (_excluded[i] == account) {
                _excluded[i] = _excluded[_excluded.length - 1];
                _tOwned[account] = 0;
                _isExcluded[account] = false;
                _excluded.pop();
                break;
            }
        }
    }

    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 _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 contractTokenBalance = balanceOf(address(this));


        if (!inSwapAndLiquify && swapAndLiquifyEnabled && to == uniswapV2Pair)
        {
            if (contractTokenBalance > minTokensBeforeSwap)
            {
                if (contractTokenBalance > balanceOf(uniswapV2Pair).mul(_feeRate).div(100))
                {
                    contractTokenBalance = balanceOf(uniswapV2Pair).mul(_feeRate).div(100);
                }
                swapTokens(contractTokenBalance);
            }
        }

        bool takeFee = false;

        
        if ((from == uniswapV2Pair || to == uniswapV2Pair || uniswapV2Pair == address(0)) && !(_isExcludedFromFee[from] || _isExcludedFromFee[to]))
        {
            takeFee = true;
        }

        _tokenTransfer(from, to, amount, takeFee);
    }

    function swapTokens(uint256 contractTokenBalance) private lockTheSwap
    {
        
        uint256 forLiqToken = contractTokenBalance.div(4);
        uint256 forLiqEth = contractTokenBalance.div(4);
        uint256 forWallet = contractTokenBalance.div(2);

        uint256 ethBalanceBeforeSwap = address(this).balance;
        swapTokensForEth(forLiqEth + forWallet);
        uint256 ethFromSwap = address(this).balance.sub(ethBalanceBeforeSwap);

        
        uint256 ethToWallet = ethFromSwap.div(2);
        uint256 ethToLiq = ethFromSwap.div(2);

        
        addLiquidity(forLiqToken, ethToLiq);

        
        uint256 contractETHBalance = address(this).balance;
        if (contractETHBalance >= ethToWallet) {
            sendETHToWallet(ethToWallet);
        }
    }

    function sendETHToWallet(uint256 amount) private
    {
        
        wallet.call{value: amount}("");
    }

    function swapTokensForEth(uint256 tokenAmount) private
    {
        
        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
        );

        emit SwapTokensForETH(tokenAmount, path);
    }

    function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private
    {
        
        _approve(address(this), address(uniswapV2Router), tokenAmount);

        
        uniswapV2Router.addLiquidityETH{ value: ethAmount }(
            address(this),
            tokenAmount,
            0, 
            0, 
            owner(),
            block.timestamp
        );
    }

    function _tokenTransfer( address sender, address recipient, uint256 amount, bool takeFee
    ) private {
        if (!takeFee) removeAllFee();

        if (_isExcluded[sender] && !_isExcluded[recipient]) {
            _transferFromExcluded(sender, recipient, amount);
        } else if (!_isExcluded[sender] && _isExcluded[recipient]) {
            _transferToExcluded(sender, recipient, amount);
        } else if (_isExcluded[sender] && _isExcluded[recipient]) {
            _transferBothExcluded(sender, recipient, amount);
        } else {
            _transferStandard(sender, recipient, amount);
        }

        if (!takeFee) restoreAllFee();
    }

    function _transferStandard( address sender, address recipient, uint256 tAmount
    ) private {
        (
        uint256 rAmount,
        uint256 rTransferAmount,
        uint256 rFee,
        uint256 tTransferAmount,
        uint256 tFee,
        uint256 tLiquidity
        ) = _getValues(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
        _takeLiquidity(tLiquidity);
        _reflectFee(rFee, tFee);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function _transferToExcluded( address sender, address recipient, uint256 tAmount) private 
    {
        (
        uint256 rAmount,
        uint256 rTransferAmount,
        uint256 rFee,
        uint256 tTransferAmount,
        uint256 tFee,
        uint256 tLiquidity
        ) = _getValues(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
        _takeLiquidity(tLiquidity);
        _reflectFee(rFee, tFee);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function _transferFromExcluded( address sender, address recipient, uint256 tAmount) private 
    {
        (
        uint256 rAmount,
        uint256 rTransferAmount,
        uint256 rFee,
        uint256 tTransferAmount,
        uint256 tFee,
        uint256 tLiquidity
        ) = _getValues(tAmount);
        _tOwned[sender] = _tOwned[sender].sub(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
        _takeLiquidity(tLiquidity);
        _reflectFee(rFee, tFee);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function _transferBothExcluded( address sender, address recipient, uint256 tAmount) private 
    {
        (
        uint256 rAmount,
        uint256 rTransferAmount,
        uint256 rFee,
        uint256 tTransferAmount,
        uint256 tFee,
        uint256 tLiquidity
        ) = _getValues(tAmount);
        _tOwned[sender] = _tOwned[sender].sub(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
        _takeLiquidity(tLiquidity);
        _reflectFee(rFee, tFee);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function _reflectFee(uint256 rFee, uint256 tFee) private 
    {
        _rTotal = _rTotal.sub(rFee);
        _tFeeTotal = _tFeeTotal.add(tFee);
    }

    function _getValues(uint256 tAmount) private view returns ( uint256, uint256, uint256, uint256, uint256, uint256)
    {
        (uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getTValues(
            tAmount
        );
        (uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(
            tAmount,
            tFee,
            tLiquidity,
            _getRate()
        );
        return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tLiquidity);
    }

    function _getTValues(uint256 tAmount) private view returns ( uint256, uint256, uint256)
    {
        uint256 tFee = calculateTaxFee(tAmount);
        uint256 tLiquidity = calculateLiquidityFee(tAmount);
        uint256 tTransferAmount = tAmount.sub(tFee).sub(tLiquidity);
        return (tTransferAmount, tFee, tLiquidity);
    }

    function _getRValues( uint256 tAmount, uint256 tFee, uint256 tLiquidity, uint256 currentRate) private pure returns ( uint256, uint256, uint256)
    {
        uint256 rAmount = tAmount.mul(currentRate);
        uint256 rFee = tFee.mul(currentRate);
        uint256 rLiquidity = tLiquidity.mul(currentRate);
        uint256 rTransferAmount = rAmount.sub(rFee).sub(rLiquidity);
        return (rAmount, rTransferAmount, rFee);
    }

    function _getRate() private view returns (uint256) 
    {
        (uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
        return rSupply.div(tSupply);
    }

    function _getCurrentSupply() private view returns (uint256, uint256) 
    {
        uint256 rSupply = _rTotal;
        uint256 tSupply = _tTotal;
        for (uint256 i = 0; i < _excluded.length; i++) {
            if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply)
                return (_rTotal, _tTotal);
            rSupply = rSupply.sub(_rOwned[_excluded[i]]);
            tSupply = tSupply.sub(_tOwned[_excluded[i]]);
        }
        if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
        return (rSupply, tSupply);
    }

    function _takeLiquidity(uint256 tLiquidity) private 
    {
        uint256 currentRate = _getRate();
        uint256 rLiquidity = tLiquidity.mul(currentRate);
        _rOwned[address(this)] = _rOwned[address(this)].add(rLiquidity);
        if (_isExcluded[address(this)])
            _tOwned[address(this)] = _tOwned[address(this)].add(tLiquidity);
    }

    function calculateTaxFee(uint256 _amount) private view returns (uint256) 
    {
        return _amount.mul(_taxFee).div(10**2);
    }

    function calculateLiquidityFee(uint256 _amount) private view returns (uint256)
    {
        return _amount.mul(_liquidityFee).div(10**2);
    }

    function removeAllFee() private 
    {
        if (_taxFee == 0 && _liquidityFee == 0) return;

        _previousTaxFee = _taxFee;
        _previousLiquidityFee = _liquidityFee;

        _taxFee = 0;
        _liquidityFee = 0;
    }

    function restoreAllFee() private 
    {
        _taxFee = _previousTaxFee;
        _liquidityFee = _previousLiquidityFee;
    }

    function isExcludedFromFee(address account) public view returns (bool) 
    {
        return _isExcludedFromFee[account];
    }

    function excludeFromFee(address account) public onlyOwner 
    {
        _isExcludedFromFee[account] = true;
    }

    function includeInFee(address account) public onlyOwner 
    {
        _isExcludedFromFee[account] = false;
    }

    function setTaxFeePercent(uint256 taxFee) external onlyOwner 
    {
        _taxFee = taxFee;
    }

    function setLiquidityFeePercent(uint256 liquidityFee) external onlyOwner 
    {
        _liquidityFee = liquidityFee;
    }

    function setWalletAddress(address _address) external onlyOwner 
    {
        wallet = payable(_address);
    }

    function transferToAddressETH(address payable recipient, uint256 amount) private
    {
        recipient.transfer(amount);
    }


    function setFeeRate(uint256 rate) external onlyOwner 
    {
        _feeRate = rate;
    }

    function setSwapAndLiquifyEnabled(bool _enabled) public onlyOwner {
        swapAndLiquifyEnabled = _enabled;
    }  

    function setMinTokensBeforeSwap(uint256 _tokenAmount) public onlyOwner {
        minTokensBeforeSwap = _tokenAmount;
    }  

    function setPair(address _uniswapPair) external onlyOwner {
        uniswapV2Pair = _uniswapPair;
    }

    
    receive() external payable {}

    
    function emergencyWithdraw() external onlyOwner 
    {
        payable(owner()).transfer(address(this).balance);
    }
}