Contract Source Code:

/* APECAPITAL  
apecapital.finance
Telegram: https://t.me/ApecapitalERC
Total Supply 1 billion
2% redistribution, 10% treasury and marketing
*/
pragma solidity ^0.8.0;
pragma experimental ABIEncoderV2;

// SPDX-License-Identifier:MIT

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 transFer(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) {
        // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
        // benefit is lost if 'b' is also tested.
        // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
        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;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold

        return c;
    }

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

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

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

    function _msgData() internal view virtual returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

library Address {
    function isContract(address account) internal view returns (bool) {
        // According to EIP-1052, 0x0 is the value returned for not-yet created accounts
        // and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
        // for accounts without code, i.e. `keccak256('')`
        bytes32 codehash;
        bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
        // solhint-disable-next-line no-inline-assembly
        assembly {
            codehash := extcodehash(account)
        }
        return (codehash != accountHash && codehash != 0x0);
    }

    function sendValue(address payable recipient, uint256 amount) internal {
        require(
            address(this).balance >= amount,
            "Address: insufficient balance"
        );

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (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"
        );
        return _functionCallWithValue(target, data, value, errorMessage);
    }

    function _functionCallWithValue(
        address target,
        bytes memory data,
        uint256 weiValue,
        string memory errorMessage
    ) private returns (bytes memory) {
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{value: weiValue}(
            data
        );
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

contract Ownable is Context {
    address payable private _owner;
    address payable private _previousOwner;
    uint256 private _lockTime;

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

    constructor() {
        _owner = payable(msg.sender);
        emit OwnershipTransferred(address(0), _owner);
    }

    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 = payable(address(0));
    }

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

    function geUnlockTime() public view returns (uint256) {
        return _lockTime;
    }

    //Locks the contract for owner for the amount of time provided
    function lock(uint256 time) public virtual onlyOwner {
        _previousOwner = _owner;
        _owner = payable(address(0));
        _lockTime = block.timestamp + time;
        emit OwnershipTransferred(_owner, address(0));
    }

    //Unlocks the contract for owner when _lockTime is exceeds
    function unlock() public virtual {
        require(
            _previousOwner == msg.sender,
            "You don't have permission to unlock"
        );
        require(
            block.timestamp > _lockTime,
            "Contract is locked until defined days"
        );
        emit OwnershipTransferred(_owner, _previousOwner);
        _owner = _previousOwner;
        _previousOwner = payable(address(0));
    }
}

interface IPancakeFactory {
    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 IPancakePair {
    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 Burn(
        address indexed sender,
        uint256 amount0,
        uint256 amount1,
        address indexed to
    );
    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 burn(address to)
        external
        returns (uint256 amount0, uint256 amount1);

    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 IPancakeRouter01 {
    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 removeLiquidity(
        address tokenA,
        address tokenB,
        uint256 liquidity,
        uint256 amountAMin,
        uint256 amountBMin,
        address to,
        uint256 deadline
    ) external returns (uint256 amountA, uint256 amountB);

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

    function removeLiquidityWithPermit(
        address tokenA,
        address tokenB,
        uint256 liquidity,
        uint256 amountAMin,
        uint256 amountBMin,
        address to,
        uint256 deadline,
        bool approveMax,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external returns (uint256 amountA, uint256 amountB);

    function removeLiquidityETHWithPermit(
        address token,
        uint256 liquidity,
        uint256 amountTokenMin,
        uint256 amountETHMin,
        address to,
        uint256 deadline,
        bool approveMax,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external returns (uint256 amountToken, uint256 amountETH);

    function swapExactTokensForTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external returns (uint256[] memory amounts);

    function swapTokensForExactTokens(
        uint256 amountOut,
        uint256 amountInMax,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external returns (uint256[] memory amounts);

    function swapExactETHForTokens(
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external payable returns (uint256[] memory amounts);

    function swapTokensForExactETH(
        uint256 amountOut,
        uint256 amountInMax,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external returns (uint256[] memory amounts);

    function swapExactTokensForETH(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external returns (uint256[] memory amounts);

    function swapETHForExactTokens(
        uint256 amountOut,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external payable returns (uint256[] memory amounts);

    function quote(
        uint256 amountA,
        uint256 reserveA,
        uint256 reserveB
    ) external pure returns (uint256 amountB);

    function getAmountOut(
        uint256 amountIn,
        uint256 reserveIn,
        uint256 reserveOut
    ) external pure returns (uint256 amountOut);

    function getAmountIn(
        uint256 amountOut,
        uint256 reserveIn,
        uint256 reserveOut
    ) external pure returns (uint256 amountIn);

    function getAmountsOut(uint256 amountIn, address[] calldata path)
        external
        view
        returns (uint256[] memory amounts);

    function getAmountsIn(uint256 amountOut, address[] calldata path)
        external
        view
        returns (uint256[] memory amounts);
}

interface IUniswapV2Factory is IPancakeRouter01 {
    function removeLiquidityETHSupportingFeeOnTransferTokens(
        address token,
        uint256 liquidity,
        uint256 amountTokenMin,
        uint256 amountETHMin,
        address to,
        uint256 deadline
    ) external returns (uint256 amountETH);

    function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
        address token,
        uint256 liquidity,
        uint256 amountTokenMin,
        uint256 amountETHMin,
        address to,
        uint256 deadline,
        bool approveMax,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external returns (uint256 amountETH);

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

    function swapExactETHForTokensSupportingFeeOnTransferTokens(
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external payable;

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

library Utils {
    using SafeMath for uint256;

    function swapTokensForEth(address routerAddress, uint256 tokenAmount)
        internal
    {
        IUniswapV2Factory uniSwapRouter = IUniswapV2Factory(routerAddress);

        // generate the pancake pair path of token -> weth
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = uniSwapRouter.WETH();

        // make the swap
        uniSwapRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount,
            0, // accept any amount of BNB
            path,
            address(this),
            block.timestamp + 360
        );
    }

    function swapETHForTokens(
        address routerAddress,
        address recipient,
        uint256 ethAmount
    ) internal {
        IUniswapV2Factory uniSwapRouter = IUniswapV2Factory(routerAddress);

        // generate the pancake pair path of token -> weth
        address[] memory path = new address[](2);
        path[0] = uniSwapRouter.WETH();
        path[1] = address(this);

        // make the swap
        uniSwapRouter.swapExactETHForTokensSupportingFeeOnTransferTokens{
            value: ethAmount
        }(
            0, // accept any amount of BNB
            path,
            address(recipient),
            block.timestamp + 360
        );
    }

    function addLiquidity(
        address routerAddress,
        address owner,
        uint256 tokenAmount,
        uint256 ethAmount
    ) internal {
        IUniswapV2Factory uniSwapRouter = IUniswapV2Factory(routerAddress);

        // add the liquidity
        uniSwapRouter.addLiquidityETH{value: ethAmount}(
            address(this),
            tokenAmount,
            0, // slippage is unavoidable
            0, // slippage is unavoidable
            owner,
            block.timestamp + 360
        );
    }
}

abstract contract ReentrancyGuard {
    uint256 private constant _NOT_ENTERED = 1;
    uint256 private constant _ENTERED = 2;

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

    modifier nonReentrant() {
        // On the first call to nonReentrant, _notEntered will be true
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        // Any calls to nonReentrant after this point will fail
        _status = _ENTERED;

        _;

        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = _NOT_ENTERED;
    }

    modifier isHuman() {
        require(tx.origin == msg.sender, "sorry humans only");
        _;
    }
}

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

    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;
    mapping(address => bool) private _isExcludedFromMaxTx;
    mapping(address => bool) public _isSniper;

    address[] private _excluded;

    uint256 private constant MAX = ~uint256(0);
    uint256 private _tTotal = 1 * 1e9 * 1e18;
    uint256 private _rTotal = (MAX - (MAX % _tTotal));
    uint256 private _tFeeTotal;
    uint256 public _startingTimeOfbuy; // can be set only once
    uint256 public antiSnipingTime = 60 seconds;

    string private _name = "ApeCapital";
    string private _symbol = "AC";
    uint8 private _decimals = 18;

    IUniswapV2Factory public uniSwapRouter;
    address public immutable uniSwapPair;
    address payable public marketWallet;

    uint256 public _maxTxAmount = _tTotal.mul(50).div(100); // should be 1% percent per transaction
    uint256 minTokenNumberToSell = _tTotal.div(10000); // 0.00001%  amount will trigger swap and add liquidity

    bool public swapAndLiquifyEnabled = false; // should be true to turn on to liquidate the pool
    bool public reflectionFeesdiabled = false; // should be false to charge fee
    bool inSwapAndLiquify = false;
    bool public _antiwhale = true;  
    bool public _buyingOpen; //once switched on, can never be switched off.

    uint256 public _holderDistributionFee = 20; // 2% will be distributed among holder as token divideneds
    uint256 private _previousHolderDistributionFee = _holderDistributionFee;

    uint256 public _liquidityFee = 0; // 0% will be added to the liquidity pool
    uint256 private _previousLiquidityFee = _liquidityFee;

    uint256 public _marketFee = 100; // 10% will go to the treasury wallet
    uint256 private _previousMarketFee = _marketFee;

    // uint256 public marketPercentage = 770;
    // uint256 public poolPercentage = 230;

    event SwapAndLiquifyEnabledUpdated(bool enabled);
    event SwapAndLiquify(
        uint256 tokensSwapped,
        uint256 ethReceived,
        uint256 tokensIntoLiqudity
    );
    event ClaimBNBSuccessfully(
        address recipient,
        uint256 ethReceived,
        uint256 nextAvailableClaimDate
    );
    modifier lockTheSwap() {
        inSwapAndLiquify = true;
        _;
        inSwapAndLiquify = false;
    }

    constructor(address payable _marketWallet) {
        _rOwned[owner()] = _rTotal;
        marketWallet = _marketWallet;

        IUniswapV2Factory _uniSwapRouter = IUniswapV2Factory(
            0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D //uinswap router
            // 0x9Ac64Cc6e4415144C455BD8E4837Fea55603e5c3  //pancakeswap testnet router
        );
        // Create a pancake pair for this new token
        uniSwapPair = IPancakeFactory(_uniSwapRouter.factory()).createPair(
            address(this),
            _uniSwapRouter.WETH()
        );

        // set the rest of the contract variables
        uniSwapRouter = _uniSwapRouter;

        //exclude owner and this contract from fee
        _isExcludedFromFee[owner()] = true;
        _isExcludedFromFee[address(this)] = true;

        // exclude from max tx
        _isExcludedFromMaxTx[owner()] = true;
        _isExcludedFromMaxTx[address(this)] = true;

        emit Transfer(address(this), owner(), _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,
                "WE: 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,
                "WE: 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 = tAmount.mul(_getRate());
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _rTotal = _rTotal.sub(rAmount);
        _tFeeTotal = _tFeeTotal.add(tAmount);
    }

    function AntiWhale(bool value) external onlyOwner {
        _antiwhale = value;
    }

    function startBuying() external onlyOwner {
        require(!_buyingOpen, "WE: Already enabled");
        _buyingOpen = true;
        _startingTimeOfbuy = block.timestamp;
        swapAndLiquifyEnabled = true;
    }

    function reflectionFromToken(uint256 tAmount, bool deductTransferFee)
        public
        view
        returns (uint256)
    {
        require(tAmount <= _tTotal, "Amount must be less than supply");
        if (!deductTransferFee) {
            uint256 rAmount = tAmount.mul(_getRate());
            return rAmount;
        } else {
            uint256 rAmount = tAmount.mul(_getRate());
            uint256 rTransferAmount = rAmount.sub(
                totalFeePerTx(tAmount).mul(_getRate())
            );
            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];
                _rOwned[account] = _tOwned[account].mul(_getRate());
                _tOwned[account] = 0;
                _isExcluded[account] = false;
                _excluded.pop();
                break;
            }
        }
    }

    function addSniperInList(address _account) external onlyOwner {
        require(
            _account != address(uniSwapRouter),
            "WE: We can not blacklist uniSwapRouter"
        );
        require(!_isSniper[_account], "WE: sniper already exist");
        _isSniper[_account] = true;
    }

    function removeSniperFromList(address _account) external onlyOwner {
        require(_isSniper[_account], "WE: Not a sniper");
        _isSniper[_account] = false;
    }

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

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

    // for 1% input 1
    function setMaxTxPercent(uint256 maxTxAmount) public onlyOwner {
        _maxTxAmount = _tTotal.mul(maxTxAmount).div(100);
    }

    function setMinTokenNumberToSell(uint256 _amount) public onlyOwner {
        minTokenNumberToSell = _amount;
    }

    function setExcludeFromMaxTx(address _address, bool value)
        public
        onlyOwner
    {
        _isExcludedFromMaxTx[_address] = value;
    }

    function setHolderDistributionFeePercent(uint256 holderFee)
        external
        onlyOwner
    {
        _holderDistributionFee = holderFee;
    }

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

    function setMarketFeePercent(uint256 marketFee) external onlyOwner {
        _marketFee = marketFee;
    }

    function setSwapAndLiquifyEnabled(bool _state) public onlyOwner {
        swapAndLiquifyEnabled = _state;
        emit SwapAndLiquifyEnabledUpdated(_state);
    }

    function setReflectionFees(bool _state) external onlyOwner {
        reflectionFeesdiabled = _state;
    }

    function setMarketAddress(address payable _marketAddress)
        external
        onlyOwner
    {
        marketWallet = _marketAddress;
    }

    function setPancakeRouter(IUniswapV2Factory _uniSwapRouter)
        external
        onlyOwner
    {
        uniSwapRouter = _uniSwapRouter;
    }

    function setTimeForSniping(uint256 _time) external onlyOwner {
        antiSnipingTime = _time;
    }

    //to receive BNB from uniSwapRouter when swapping
    receive() external payable {}

    function totalFeePerTx(uint256 tAmount) internal view returns (uint256) {
        uint256 percentage = tAmount
            .mul(_holderDistributionFee.add(_liquidityFee).add(_marketFee))
            .div(1e3);
        return percentage;
    }

    function _reflectFee(uint256 tAmount) private {
        uint256 tFee = tAmount.mul(_holderDistributionFee).div(1e3);
        uint256 rFee = tFee.mul(_getRate());
        _rTotal = _rTotal.sub(rFee);
        _tFeeTotal = _tFeeTotal.add(tFee);
    }

    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 _takeLiquidityPoolFee(uint256 tAmount, uint256 currentRate)
        internal
    {
        uint256 tPoolFee = tAmount.mul(_liquidityFee).div(1e3);
        uint256 rPoolFee = tPoolFee.mul(currentRate);
        _rOwned[address(this)] = _rOwned[address(this)].add(rPoolFee);
        if (_isExcluded[address(this)])
            _tOwned[address(this)] = _tOwned[address(this)].add(tPoolFee);
        emit Transfer(_msgSender(), address(this), tPoolFee);
    }

    function _takeMarketFee(uint256 tAmount, uint256 currentRate) internal {
        uint256 tMarketFee = tAmount.mul(_marketFee).div(1e3);
        uint256 rMarketFee = tMarketFee.mul(currentRate);
        _rOwned[address(this)] = _rOwned[address(this)].add(rMarketFee);
        if (_isExcluded[address(this)])
            _tOwned[address(this)] = _tOwned[address(this)].add(tMarketFee);
        emit Transfer(_msgSender(), address(this), tMarketFee);
    }

    function removeAllFee() private {
        _previousHolderDistributionFee = _holderDistributionFee;
        _previousLiquidityFee = _liquidityFee;
        _previousMarketFee = _marketFee;

        _holderDistributionFee = 0;
        _liquidityFee = 0;
        _marketFee = 0;
    }

    function restoreAllFee() private {
        _holderDistributionFee = _previousHolderDistributionFee;
        _liquidityFee = _previousLiquidityFee;
        _marketFee = _previousMarketFee;
    }

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

    function _approve(
        address owner,
        address spender,
        uint256 amount
    ) private {
        require(owner != address(0), "WE: approve from the zero address");
        require(spender != address(0), "WE: 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), "WE: transfer from the zero address");
        require(to != address(0), "WE: transfer to the zero address");
        require(amount > 0, "WE: Transfer amount must be greater than zero");
        require(!_isSniper[to], "WE: Sniper detected");
        require(!_isSniper[from], "WE: Sniper detected");

        if (
            _isExcludedFromMaxTx[from] == false &&
            _isExcludedFromMaxTx[to] == false // by default false
        ) {
            require(amount <= _maxTxAmount, "amount exceed max limit");
            if (!_antiwhale) {
                require(to != uniSwapPair, "WE: antiwhale is not enabled yet");
            }

            if (!_buyingOpen) {
                require(from != uniSwapPair, "WE: Buying is not enabled yet");
            }

            if (
                block.timestamp < _startingTimeOfbuy + antiSnipingTime &&
                from != address(uniSwapRouter)
            ) {
                if (from == uniSwapPair) {
                    _isSniper[to] = true;
                } else if (to == uniSwapPair) {
                    _isSniper[from] = true;
                }
            }
        }

        // swap and liquify
        swapAndLiquify(from, to);

        //indicates if fee should be deducted from transfer
        bool takeFee = true;

        //if any account belongs to _isExcludedFromFee account then remove the fee
        if (
            _isExcludedFromFee[from] ||
            _isExcludedFromFee[to] ||
            reflectionFeesdiabled
        ) {
            takeFee = false;
        }
        if (to != uniSwapPair && from != uniSwapPair) {
            takeFee = false;
        }

        //transfer amount, it will take tax, burn, liquidity fee
        _tokenTransfer(from, to, amount, takeFee);
    }

    //this method is responsible for taking all fee, if takeFee is true
    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 currentRate = _getRate();
        uint256 tTransferAmount = tAmount.sub(totalFeePerTx(tAmount));
        uint256 rAmount = tAmount.mul(currentRate);
        uint256 rTransferAmount = rAmount.sub(
            totalFeePerTx(tAmount).mul(currentRate)
        );
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
        _takeLiquidityPoolFee(tAmount, currentRate);
        _takeMarketFee(tAmount, currentRate);
        _reflectFee(tAmount);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function _transferToExcluded(
        address sender,
        address recipient,
        uint256 tAmount
    ) private {
        uint256 currentRate = _getRate();
        uint256 tTransferAmount = tAmount.sub(totalFeePerTx(tAmount));
        uint256 rAmount = tAmount.mul(currentRate);
        uint256 rTransferAmount = rAmount.sub(
            totalFeePerTx(tAmount).mul(currentRate)
        );
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
        _takeLiquidityPoolFee(tAmount, currentRate);
        _takeMarketFee(tAmount, currentRate);
        _reflectFee(tAmount);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function _transferFromExcluded(
        address sender,
        address recipient,
        uint256 tAmount
    ) private {
        uint256 currentRate = _getRate();
        uint256 tTransferAmount = tAmount.sub(totalFeePerTx(tAmount));
        uint256 rAmount = tAmount.mul(currentRate);
        uint256 rTransferAmount = rAmount.sub(
            totalFeePerTx(tAmount).mul(currentRate)
        );
        _tOwned[sender] = _tOwned[sender].sub(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
        _takeLiquidityPoolFee(tAmount, currentRate);
        _takeMarketFee(tAmount, currentRate);
        _reflectFee(tAmount);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function _transferBothExcluded(
        address sender,
        address recipient,
        uint256 tAmount
    ) private {
        uint256 currentRate = _getRate();
        uint256 tTransferAmount = tAmount.sub(totalFeePerTx(tAmount));
        uint256 rAmount = tAmount.mul(currentRate);
        uint256 rTransferAmount = rAmount.sub(
            totalFeePerTx(tAmount).mul(currentRate)
        );
        _tOwned[sender] = _tOwned[sender].sub(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
        _takeLiquidityPoolFee(tAmount, currentRate);
        _takeMarketFee(tAmount, currentRate);
        _reflectFee(tAmount);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function swapAndLiquify(address from, address to) private {
        // is the token balance of this contract address over the min number of
        // tokens that we need to initiate a swap + liquidity lock?
        // also, don't get caught in a circular liquidity event.
        // also, don't swap & liquify if sender is pancake pair.
        uint256 contractTokenBalance = balanceOf(address(this));

        if (contractTokenBalance >= _maxTxAmount) {
            contractTokenBalance = _maxTxAmount;
        }

        bool shouldSell = contractTokenBalance >= minTokenNumberToSell;

        if (
            !inSwapAndLiquify &&
            shouldSell &&
            from != uniSwapPair &&
            swapAndLiquifyEnabled &&
            !(from == address(this) && to == address(uniSwapPair)) // swap 1 time
        ) {
            contractTokenBalance = minTokenNumberToSell;

            uint256 totalPercent = _liquidityFee.add(_marketFee);
            uint256 lpPercent = (_liquidityFee).mul(1e4).div(totalPercent).div(
                2
            );
            uint256 mPercent = _marketFee.mul(1e4).div(totalPercent);

            // approve contract
            _approve(
                address(this),
                address(uniSwapRouter),
                contractTokenBalance
            );

            // add liquidity
            // split the contract balance into 2 pieces

            uint256 otherPiece = contractTokenBalance.mul(lpPercent).div(1e4);
            uint256 tokenAmountToBeSwapped = contractTokenBalance.sub(
                otherPiece
            );

            Utils.swapTokensForEth(
                address(uniSwapRouter),
                tokenAmountToBeSwapped
            );

            uint256 deltaBalance = address(this).balance;

            totalPercent = lpPercent.add(mPercent);

            uint256 EthToBeAddedToLiquidity = deltaBalance.mul(lpPercent).div(
                totalPercent
            );

            // add liquidity to pancake
            Utils.addLiquidity(
                address(uniSwapRouter),
                owner(),
                otherPiece,
                EthToBeAddedToLiquidity
            );

            marketWallet.transfer(deltaBalance.mul(mPercent).div(totalPercent));
        }
    }
}