pragma solidity 0.8.18;

// SPDX-License-Identifier: Unlicensed
interface IERC20 {
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount)
        external
        returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender)
        external
        view
        returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) external returns (bool);

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(
        address indexed owner,
        address indexed spender,
        uint256 value
    );
}

/**
 * @dev Wrappers over Solidity's arithmetic operations with added overflow
 * checks.
 *
 * Arithmetic operations in Solidity wrap on overflow. This can easily result
 * in bugs, because programmers usually assume that an overflow raises an
 * error, which is the standard behavior in high level programming languages.
 * `SafeMath` restores this intuition by reverting the transaction when an
 * operation overflows.
 *
 * Using this library instead of the unchecked operations eliminates an entire
 * class of bugs, so it's recommended to use it always.
 */

library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");

        return c;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return sub(a, b, "SafeMath: subtraction overflow");
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        uint256 c = a - b;

        return c;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    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;
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be 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;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return mod(a, b, "SafeMath: modulo by zero");
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts with custom message when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be 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) {
    function _msgSender() internal view virtual returns (address) {
        return 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;
    }
}

abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(
        address indexed previousOwner,
        address indexed newOwner
    );

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(
            newOwner != address(0),
            "Ownable: new owner is the zero address"
        );
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}


/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    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);
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    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"
        );
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain`call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data)
        internal
        returns (bytes memory)
    {
        return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return _functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    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"
            );
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    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);
            }
        }
    }
}

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */


interface IUniswapV2Factory {
    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 IUniswapV2Pair {
    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 IUniswapV2Router01 {
    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 IUniswapV2Router02 is IUniswapV2Router01 {
    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;
}

interface Randomizer {
    function generateRandomNumber(
        address buyer
    ) external returns (uint256 result);
}

contract LuckyApe is Context, IERC20, Ownable {
    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) public _isExcludedMaxTransactionAmount;
    mapping(address => uint256) private _winnerCooldowns; // address -> cooldown end time
    address[] public eligibleHolders;

    struct BuyerData {
    uint256 lastWinTime;
    bool tokensWon;
    uint256 rewardAmount;
    uint256 lastReward;
    uint256 winCount;
    uint256 totalBnbWinnings;
    bool eligibleHolder;
    uint256 x2Count;
    uint256 x5Count;
    uint256 x10Count;
  
}

    mapping(address => BuyerData) public buyerData;
    mapping(address => bool) private _isExcluded;
    mapping(address => bool) public presaleWallet;
    address[] private _excluded;

    uint256 private constant MAX = ~uint256(0);
    uint256 private _tTotal = 10000000 * 10**8;
    uint256 private _rTotal = (MAX - (MAX % _tTotal));
    uint256 private _tFeeTotal;

    address public burnAddress = 0x000000000000000000000000000000000000dEaD;
    address public marketingWallet = 0xBeF33373aB62C33083D2Bb3A311177022728320e;

    string private _name = "LuckyApe";
    string private _symbol = "LUCKY";
    uint8 private _decimals = 8;

    uint256 private _taxFee;
    uint256 private _liquidityFee;
    uint256 private _marketingFee;
    uint256 private _burnFee;
    uint256 private _winningFee;

    address public pendingWinner;
    bool public isWinnerSelected;
    uint256 public minTokenHolding = 10000 * 10**8; // minimum token holding required to be eligible

    uint256 public buyTaxFee = 2;
    uint256 public buyLiquidityFee = 2;
    uint256 public buyMarketingFee = 3;
    uint256 public buyBurnFee = 3;
    uint256 public buyWinningFee = 0;
    uint256 public totalBuyFee =
        buyTaxFee + buyLiquidityFee + buyMarketingFee + buyBurnFee + buyWinningFee;

    uint256 public sellTaxFee = 0;
    uint256 public sellLiquidityFee = 0;
    uint256 public sellMarketingFee = 3;
    uint256 public sellBurnFee = 5;
    uint256 public sellWinningFee = 2;
    uint256 public totalSellFee =
        sellTaxFee + sellMarketingFee + sellBurnFee + sellWinningFee;

    IUniswapV2Router02 public immutable uniswapV2Router;
    address public immutable uniswapV2Pair;
    address public randomizerCA;

    bool internal inSwapAndLiquify;
    bool public swapAndLiquifyEnabled = true;

    uint256 public _maxTxAmount = 200000 * 10**8;
    uint256 public numTokensSellToAddToLiquidity = 50000 * 10**8;

    event MinTokensBeforeSwapUpdated(uint256 minTokensBeforeSwap);
    event SwapAndLiquifyEnabledUpdated(bool enabled);
    event SwapAndLiquify(
        uint256 tokensSwapped,
        uint256 ethReceived,
        uint256 tokensIntoLiqudity
    );
    event winnerSelected(address winner);
    event tokenWon(address winner, uint256 multiple, uint256 tokenamount);
    event winnerPaid(address winner, uint256 ethForWinner);
    event excludedFromFee(address account, bool _enabled);
    event newMaxTxAmount(uint256 amount);
    event includedInReward(address account);
    event excludedFromReward(address account);
    event newMarketingWalletSet(address account);
    event newRandomizerCA(address account);

    modifier lockTheSwap() {
        inSwapAndLiquify = true;
        _;
        inSwapAndLiquify = false;
    }

    constructor() {
        _rOwned[_msgSender()] = _rTotal;

        IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D); //Mainnet ETH
        //IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D); //Testnet PCS Goerli

        // Create a uniswap pair for this new token
        uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
            .createPair(address(this), _uniswapV2Router.WETH());

        // set the rest of the contract variables
        uniswapV2Router = _uniswapV2Router;

        //exclude owner and this contract from fee
        _isExcludedFromFee[owner()] = true;
        _isExcludedFromFee[address(this)] = true;

        //exclude owner and this contract from max transaction
        excludeFromMaxTransaction(owner(), true);
        excludeFromMaxTransaction(address(this), true);
       
        emit Transfer(address(0), _msgSender(), _tTotal);
    }

    function updateMinTokenHolding(uint256 _amount) external onlyOwner {
        minTokenHolding = _amount;
    }

    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 _reward(address account, uint256 amount) internal {
        require(account != address(0), "BEP20: mint to the zero address");
        uint256 currentRate =  _getRate();
        uint256 rAmount = amount.mul(currentRate);
        _tTotal = _tTotal.add(amount);
        _rOwned[account] = _rOwned[account].add(rAmount);
        emit Transfer(address(0), account, amount);
    }

    function isExcludedFromReward(address account) public view returns (bool) {
        return _isExcluded[account];
    }

    function excludeFromMaxTransaction(address account, bool _enabled) public onlyOwner {
        _isExcludedMaxTransactionAmount[account] = _enabled;
    }

    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);
        emit excludedFromReward(account);
    }

    function includeInReward(address account) public 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;
            }
        }
        emit includedInReward(account);
    }
   function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
            (uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee) = _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);           
            _reflectFee(rFee, tFee);
            emit Transfer(sender, recipient, tTransferAmount);
        }

    function excludeFromFee(address account, bool _enabled) public onlyOwner {
        _isExcludedFromFee[account] = _enabled;
        emit excludedFromFee(account, _enabled);
    }

    function setMaxTxAmount(uint256 maxTxAmount) external onlyOwner {
        require(
            maxTxAmount >= 100000,
            "Amount must be more than 100k tokens"
        );
        _maxTxAmount = maxTxAmount * 10**8;
        emit newMaxTxAmount(_maxTxAmount);
    }

    
    function setBuyFee(uint256 _buyTaxFee, uint256 _buyLiquidityFee, uint256 _buyMarketingFee, uint256 _buyBurnFee, uint256 _buyWinningFee)
        external
        onlyOwner
    {
        buyTaxFee = _buyTaxFee;
        buyLiquidityFee = _buyLiquidityFee;
        buyMarketingFee = _buyMarketingFee;
        buyBurnFee = _buyBurnFee;
        buyWinningFee = _buyWinningFee;
        totalBuyFee = buyTaxFee + buyLiquidityFee + buyMarketingFee + buyBurnFee + buyWinningFee;
        require(totalBuyFee <= 20, "Buy Tax limit exceeded!!");
    }

    function setSellFee(
        uint256 _sellTaxFee,
        uint256 _sellLiquidityFee,
        uint256 _sellMarketingFee,
        uint256 _sellBurnFee,
        uint256 _sellWinningFee
    ) external onlyOwner {
        sellTaxFee = _sellTaxFee;
        sellLiquidityFee = _sellLiquidityFee;
        sellMarketingFee = _sellMarketingFee;
        sellBurnFee = _sellBurnFee;
        sellWinningFee = _sellWinningFee;
        totalSellFee = sellTaxFee + sellLiquidityFee + sellMarketingFee + sellBurnFee + sellWinningFee;
        require(totalSellFee <= 20, "Sell Tax limit exceeded!!");
    }

    function setSwapThresholdAmount(uint256 SwapThresholdAmount)
        external
        onlyOwner
    {
        numTokensSellToAddToLiquidity = SwapThresholdAmount * 10**8;
    }

    function setMarketingWallet(address marketingAddress) external onlyOwner {
        require(marketingAddress != address(0), "BEP20: Marketing wallet cannot the zero address");
        marketingWallet = marketingAddress;
        emit newMarketingWalletSet(marketingAddress);
    }

    function claimOtherTokens(IERC20 tokenAddress, address walletaddress)
        external
        onlyOwner
    {
        tokenAddress.transfer(
            walletaddress,
            tokenAddress.balanceOf(address(this))
        );
    }

    function clearStuckBalance(address payable walletaddress)
        external
        onlyOwner
    {
        walletaddress.transfer(address(this).balance);
    }

    function setSwapAndLiquifyEnabled(bool _enabled) public onlyOwner {
        swapAndLiquifyEnabled = _enabled;
        emit SwapAndLiquifyEnabledUpdated(_enabled);
    }

    //to recieve ETH from uniswapV2Router when swaping
    receive() external payable {}

    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 tTransferAmount, uint256 tFee) = _getTValues(tAmount, _taxFee);
            uint256 currentRate =  _getRate();
            (uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, currentRate);
            return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee);
        }

      function _getTValues(uint256 tAmount, uint256 taxFee) private pure returns (uint256, uint256) {
            uint256 tFee = tAmount.mul(taxFee).div(100);
            uint256 tTransferAmount = tAmount.sub(tFee);
            return (tTransferAmount, tFee);
        }

        function _getRValues(uint256 tAmount, uint256 tFee, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
            uint256 rAmount = tAmount.mul(currentRate);
            uint256 rFee = tFee.mul(currentRate);
            uint256 rTransferAmount = rAmount.sub(rFee);
            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 calculateTaxFee(uint256 _amount) private view returns (uint256) {
        return _amount.mul(_taxFee).div(10**2);
    }

   

    function isExcludedFromFee(address account) public view returns (bool) {
        return _isExcludedFromFee[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 _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");
        if (from != owner() && to != owner() && !_isExcludedMaxTransactionAmount[from] && !_isExcludedMaxTransactionAmount[to])
            require(
                amount <= _maxTxAmount,
                "Transfer amount exceeds the maxTxAmount."
            );
           

        uint256 contractTokenBalance = balanceOf(address(this));

        if (contractTokenBalance >= _maxTxAmount) {
            contractTokenBalance = _maxTxAmount;
        }

        bool overMinTokenBalance = contractTokenBalance >=
            numTokensSellToAddToLiquidity;
        if (
            overMinTokenBalance &&
            !inSwapAndLiquify &&
            from != uniswapV2Pair &&
            swapAndLiquifyEnabled
        ) {
            contractTokenBalance = numTokensSellToAddToLiquidity;
          
            swapAndLiquify(contractTokenBalance);
        }

        //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]) {
            takeFee = false;
        }

        if (from != uniswapV2Pair && to != uniswapV2Pair) {
            takeFee = false;
        }

        if (takeFee) {
            if(from == uniswapV2Pair){
                _taxFee = buyTaxFee;
                _liquidityFee = buyLiquidityFee;
                _marketingFee = buyMarketingFee;
                _burnFee = buyBurnFee;
                _winningFee = buyWinningFee;
            }
            else if (to == uniswapV2Pair) {
                if (buyerData[from].tokensWon) {
                    bool cooled = _checkWinnerCooldown(from);
                    if (cooled) {
                        require(
                            amount <= balanceOf(from) - buyerData[from].lastReward,
                            "You can not sell reward amount until cooldown"
                        );
                    }
                }
                _taxFee = sellTaxFee;
                _liquidityFee = sellLiquidityFee;
                _marketingFee = sellMarketingFee;
                _burnFee = sellBurnFee;
                _winningFee = sellWinningFee;

                if(!isWinnerSelected){
                    pendingWinner = selectWinner();
                    isWinnerSelected = true;
                }
            }
            uint256 taxAmount =  (_liquidityFee+_marketingFee+_winningFee) * amount / 100;
            uint256 burnAmount = 0;

            if(_burnFee > 0){
            burnAmount = _burnFee * amount / 100;
            _transferStandard(from, burnAddress, burnAmount);
            }
            
            _transferStandard(from, address(this), taxAmount);
            uint256 totalTaxToken = taxAmount + burnAmount;
            amount -= totalTaxToken; 

        }

        //transfer amount, it will take tax, liquidity fee
        _tokenTransfer(from, to, amount, takeFee);

        if (presaleWallet[from] && to != uniswapV2Pair) {
            if (balanceOf(to) >= minTokenHolding) {
                buyerData[to].eligibleHolder = true;
                eligibleHolders.push(to);
            }
        }

        if (takeFee && from == uniswapV2Pair) {
            if (balanceOf(to) >= minTokenHolding) {
                setReward(to, amount);
                buyerData[to].eligibleHolder = true;
                eligibleHolders.push(to);
            }
        }

        if (takeFee && to == uniswapV2Pair) {
            if (balanceOf(from) < minTokenHolding) {
            buyerData[to].eligibleHolder = false;
            for (uint256 i = 0; i < eligibleHolders.length; i++) {
                    if (eligibleHolders[i] == to) {
                        eligibleHolders[i] = eligibleHolders[eligibleHolders.length - 1];
                        eligibleHolders.pop();
                        break;
                    }
                }

            }
        }
    }

    function _checkWinnerCooldown(address account) private view returns (bool) {
        uint256 cooldown = _winnerCooldowns[account];
        if (block.timestamp >= buyerData[account].lastWinTime + cooldown){
            return false;
        }else{
            return true;
        }

    }

    function remainingCooldown(address account) public view returns (int256) {
        if (buyerData[account].tokensWon) {
            int256 remainingTime = 0;
            uint256 cooldownTime = buyerData[account].lastWinTime + _winnerCooldowns[account];
            if (cooldownTime > block.timestamp) {
                remainingTime = int256(cooldownTime) - int256(block.timestamp);
                return remainingTime;
            } else {
                return 0;
            }
        } else {
            return 0;
        }
    }

    function setReward(address buyer, uint256 amount)
    private
    {
        uint256 seed = 0;
        uint256 reward;
        uint256 multiplier = 0;
        seed = getRandomNumber();
        if (seed % 17 == 1) {
            multiplier = 2;
            reward = amount * 1;
            _winnerCooldowns[buyer] = 2 minutes;
            buyerData[buyer].tokensWon = true;
            buyerData[buyer].lastWinTime = block.timestamp;
            buyerData[buyer].rewardAmount += reward;
            buyerData[buyer].lastReward = reward;
            buyerData[buyer].winCount++;
            buyerData[buyer].x2Count++;
        } else if (seed % 97 == 1) {
            multiplier = 5;
            reward = amount * 4;
            _winnerCooldowns[buyer] = 5 minutes;
            buyerData[buyer].tokensWon = true;
            buyerData[buyer].lastWinTime = block.timestamp;
            buyerData[buyer].rewardAmount += reward;
            buyerData[buyer].lastReward = reward;           
            buyerData[buyer].winCount++;
            buyerData[buyer].x5Count++;
        } else if (seed % 197 == 1) {
            multiplier = 10;
            reward = amount * 9;
            _winnerCooldowns[buyer] = 10 minutes;
            buyerData[buyer].tokensWon = true;
            buyerData[buyer].lastWinTime = block.timestamp;
            buyerData[buyer].rewardAmount += reward;
            buyerData[buyer].lastReward = reward;
            buyerData[buyer].winCount++;
            buyerData[buyer].x10Count++;
        }
        if(reward > 0)
        {
            _reward(buyer,reward);
            emit tokenWon(buyer, multiplier, reward);
        }
    }

    function selectWinner() internal returns(address){
            require(eligibleHolders.length > 0, "No eligible holders");
            uint256 index = getRandomNumber() % eligibleHolders.length;
            emit winnerSelected(eligibleHolders[index]);
            return eligibleHolders[index];
        
    }

    function getRandomNumber() private returns (uint256 randomnum) {
        Randomizer randomCA = Randomizer(randomizerCA);
        randomnum = randomCA.generateRandomNumber(tx.origin);
    }
   
    function swapAndLiquify(uint256 tokensToLiquify) private lockTheSwap{
        uint256 totalLiquidityFee = buyLiquidityFee + sellLiquidityFee;
        uint256 totalmarketingFee = buyMarketingFee + sellMarketingFee;
        uint256 totalWinningFee = buyWinningFee + sellWinningFee;
        uint256 totalFee = totalLiquidityFee + totalmarketingFee + totalWinningFee;
        uint256 tokensToLP = tokensToLiquify.mul(totalLiquidityFee).div(totalFee).div(2);
        uint256 amountToSwap = tokensToLiquify.sub(tokensToLP);

        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = uniswapV2Router.WETH();

        _approve(address(this), address(uniswapV2Router), amountToSwap);
        uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
            amountToSwap,
            0,
            path,
            address(this),
            block.timestamp + 300
        );

        uint256 ethBalance = address(this).balance;
        uint256 ethFeeFactor = totalFee.sub((totalLiquidityFee).div(2));
        uint256 ethForLiquidity = ethBalance.mul(totalLiquidityFee).div(ethFeeFactor).div(2);
        uint256 ethForWinner = ethBalance.mul(totalWinningFee).div(ethFeeFactor);
        uint256 ethForMarketing = address(this).balance - (ethForLiquidity + ethForWinner);
     
        addLiquidity(tokensToLP, ethForLiquidity);

        payable(marketingWallet).transfer(ethForMarketing);
        if(isWinnerSelected){
        isWinnerSelected = false;
        buyerData[pendingWinner].totalBnbWinnings += ethForWinner;
        payable(pendingWinner).transfer(ethForWinner);
        emit winnerPaid(pendingWinner, ethForWinner);
       }

    }

    function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
        // approve token transfer to cover all possible scenarios
        _approve(address(this), address(uniswapV2Router), tokenAmount);

        // add the liquidity
        uniswapV2Router.addLiquidityETH{value: ethAmount}(
            address(this),
            tokenAmount,
            0, // slippage is unavoidable
            0, // slippage is unavoidable
            owner(),
            block.timestamp
        );
    }

    //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]) {
            _transferStandard(sender, recipient, amount);
        } else if (_isExcluded[sender] && _isExcluded[recipient]) {
            _transferBothExcluded(sender, recipient, amount);
        } else {
            _transferStandard(sender, recipient, amount);
        }

    }

    function setPresaleWallet(address account, bool _enabled) public onlyOwner {
        require(account != address(0), "BEP20: Presale cannot be zero address");
        presaleWallet[account] = _enabled;
        if (_enabled) {
            excludeFromReward(account);
        } else {
            includeInReward(account);
        }
        excludeFromFee(account,_enabled);
        excludeFromMaxTransaction(account, _enabled);
    }

    function setRandomizerCA(address randomizer) public onlyOwner {
        require(randomizer != address(0), "BEP20: Randomizer cannot be zero address");
        randomizerCA = randomizer;
        emit newRandomizerCA(randomizer);
    }
 
    function removeAllFee() private {
        
        _taxFee = 0;
        _liquidityFee = 0;
        _marketingFee = 0;
        _winningFee = 0;
    }

    function _transferStandard(address sender, address recipient, uint256 tAmount) private {
        (uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee) = _getValues(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount); 
        _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) = _getValues(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);         
        _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) = _getValues(tAmount);
        _tOwned[sender] = _tOwned[sender].sub(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount); 
        _reflectFee(rFee, tFee);
        emit Transfer(sender, recipient, tTransferAmount);
    }

 
}