// File: interfaces/IUniswapV2Factory.sol



pragma solidity >=0.5.0;

interface IUniswapV2Factory {
    event PairCreated(address indexed token0, address indexed token1, address pair, uint);

    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(uint) external view returns (address pair);
    function allPairsLength() external view returns (uint);

    function createPair(address tokenA, address tokenB) external returns (address pair);

    function setFeeTo(address) external;
    function setFeeToSetter(address) external;
}
// File: interfaces/IUniswapV2Pair.sol



pragma solidity >=0.5.0;

interface IUniswapV2Pair {
    event Approval(address indexed owner, address indexed spender, uint value);
    event Transfer(address indexed from, address indexed to, uint 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 (uint);
    function balanceOf(address owner) external view returns (uint);
    function allowance(address owner, address spender) external view returns (uint);

    function approve(address spender, uint value) external returns (bool);
    function transfer(address to, uint value) external returns (bool);
    function transferFrom(address from, address to, uint 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 (uint);

    function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;

    event Mint(address indexed sender, uint amount0, uint amount1);
    event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
    event Swap(
        address indexed sender,
        uint amount0In,
        uint amount1In,
        uint amount0Out,
        uint amount1Out,
        address indexed to
    );
    event Sync(uint112 reserve0, uint112 reserve1);

    function MINIMUM_LIQUIDITY() external pure returns (uint);
    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 (uint);
    function price1CumulativeLast() external view returns (uint);
    function kLast() external view returns (uint);

    function mint(address to) external returns (uint liquidity);
    function burn(address to) external returns (uint amount0, uint amount1);
    function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
    function skim(address to) external;
    function sync() external;

    function initialize(address, address) external;
}
// File: interfaces/IUniswapV2Router01.sol



pragma solidity >=0.6.2;

interface IUniswapV2Router01 {
    function factory() external pure returns (address);
    function WETH() external pure returns (address);

    function addLiquidity(
        address tokenA,
        address tokenB,
        uint amountADesired,
        uint amountBDesired,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns (uint amountA, uint amountB, uint liquidity);
    function addLiquidityETH(
        address token,
        uint amountTokenDesired,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external payable returns (uint amountToken, uint amountETH, uint liquidity);
    function removeLiquidity(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns (uint amountA, uint amountB);
    function removeLiquidityETH(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external returns (uint amountToken, uint amountETH);
    function removeLiquidityWithPermit(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountA, uint amountB);
    function removeLiquidityETHWithPermit(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountToken, uint amountETH);
    function swapExactTokensForTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);
    function swapTokensForExactTokens(
        uint amountOut,
        uint amountInMax,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);
    function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);
    function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
        external
        returns (uint[] memory amounts);
    function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        returns (uint[] memory amounts);
    function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);

    function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
    function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
    function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
    function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
    function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}
// File: interfaces/IUniswapV2Router02.sol



pragma solidity >=0.6.2;

import './IUniswapV2Router01.sol';

interface IUniswapV2Router02 is IUniswapV2Router01 {
    function removeLiquidityETHSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external returns (uint amountETH);
    function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountETH);

    function swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
    function swapExactETHForTokensSupportingFeeOnTransferTokens(
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external payable;
    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
}

// File: lib/openzeppelin-contracts/contracts/access/Ownable.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @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.
 */
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);
    }
}

// File: lib/openzeppelin-contracts/contracts/utils/Context.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

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

// File: src/ReapersPump.sol



/* o__ __o         o__ __o__/_          o           o__ __o     o__ __o__/_   o__ __o         o       o__ __o    
* <|     v\       <|    v              <|>         <|     v\   <|    v       <|     v\       <|>     /v     v\   
* / \     <\      < >                  / \         / \     <\  < >           / \     <\      < >    />       <\  
* \o/     o/       |                 o/   \o       \o/     o/   |            \o/     o/            _\o____       
*  |__  _<|        o__/_            <|__ __|>       |__  _<|/   o__/_         |__  _<|                  \_\__o__ 
*  |       \       |                /       \       |           |             |       \                       \  
* <o>       \o    <o>             o/         \o    <o>         <o>           <o>       \o           \         /  
*  |         v\    |             /v           v\    |           |             |         v\           o       o   
* / \         <\  / \  _\o__/_  />             <\  / \         / \  _\o__/_  / \         <\          <\__ __/>   
*
*                                 
*  o__ __o     o         o    o          o    o__ __o   
* <|     v\   <|>       <|>  <|\        /|>  <|     v\  
* / \     <\  / \       / \  / \\o    o// \  / \     <\ 
* \o/     o/  \o/       \o/  \o/ v\  /v \o/  \o/     o/ 
*  |__  _<|/   |         |    |   <\/>   |    |__  _<|/ 
*  |          < >       < >  / \        / \   |         
* <o>          \         /   \o/        \o/  <o>        
*  |            o       o     |          |    |         
* / \           <\__ __/>    / \        / \  / \                                                                                                                      
*                                                                                                                                                                                                                                                                       
*                                                                                                                                                                          
* Reaper will come for you in three days, but in the meantime he has more important things to do.
* Reaper kills 13% of tokens in lp daily.
*
* https://twitter.com/ReapersPump
* https://reaperspump.xyz/
* https://t.me/reaperspump
*
*/

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.17;

import "lib/openzeppelin-contracts/contracts/access/Ownable.sol";
import "interfaces/IUniswapV2Router02.sol";
import "interfaces/IUniswapV2Pair.sol";
import "interfaces/IUniswapV2Factory.sol";


interface IERC20 {
    function totalSupply() external view returns (uint256);

    function balanceOf(address account) external view returns (uint256);

    function transfer(address recipient, uint256 amount) external returns (bool);

    function allowance(address owner, address spender) external view returns (uint256);

    function approve(address spender, uint256 amount) external returns (bool);

    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);

    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

contract ReapersPump is IERC20, Ownable {
    string public name = "REAPERS PUMP";
    string public symbol = "RP";
    uint8 public decimals = 18;
    uint256 public totalSupply;
    bool reaperAwake;

    uint256 public sellTax = 300;
    uint256 public lastKillTimestamp;

    uint256 maxWallet;

    mapping(address => uint256) public balanceOf;
    mapping(address => mapping(address => uint256)) private _allowances;
    mapping(address => bool) isExcludedFromTax;

    mapping(address => uint256) public _firstReceivedBlock;  
    mapping(address => bool) public _immortal;   
    
    
    IUniswapV2Pair public uniswapV2Pair;
    IUniswapV2Router02 public uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
    address payable treasury = payable(0xf5b8D766f96F1403B1529B2664798fC4FE577809);
    

    constructor() {
        totalSupply = 66_666_666e18;
        balanceOf[msg.sender] = totalSupply;

        
        maxWallet = totalSupply / 50;
        
        uniswapV2Pair = IUniswapV2Pair(
            IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH())
        );
        _immortal[msg.sender] = true;      
        _immortal[address(this)] = true;       
        _immortal[address(uniswapV2Pair)] = true;   
        _immortal[address(uniswapV2Router)] = true;   

        isExcludedFromTax[msg.sender] = true;
        isExcludedFromTax[address(this)] = true;
        isExcludedFromTax[treasury] = true;
        isExcludedFromTax[address(uniswapV2Router)] = true;

    }

    event KillTokens(uint256 prevReserve, uint256 newReserve);


    bool inSwap = false;

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

    receive() external payable {}


    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 _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 _spendAllowance(address owner, address spender, uint256 amount) private {
        uint256 currentAllowance = allowance(owner, spender);
        if (currentAllowance != type(uint256).max) {
            require(currentAllowance >= amount, "ERC20: insufficient allowance");
            unchecked {
                _approve(owner, spender, currentAllowance - amount);
            }
        }
    }

    function CheatDeath(address account) public onlyOwner {
        _immortal[account] = true;
    }

    function AcceptDeath(address account) public onlyOwner {
        _immortal[account] = false;
        _firstReceivedBlock[account] = 0;
    }

    function KnowDeath(address account) public view returns (uint256) {    
        uint256 deathBlock;
        if (_firstReceivedBlock[account] != 0) {
            deathBlock = _firstReceivedBlock[account] + 3 days;
        }
        if (_firstReceivedBlock[account] == 0 || _immortal[account]) {
            deathBlock = 0;
        } 
        return deathBlock;
    }
     
    function transfer(address recipient, uint256 amount) external returns (bool) {
        require(_firstReceivedBlock[msg.sender] + 3 days > block.timestamp || _immortal[msg.sender], "cannot escape death");    
        _transfer(_msgSender(), recipient, amount);
        emit Transfer(msg.sender, recipient, amount);
        return true;
    }

    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool) {
        require(_firstReceivedBlock[sender] + 3 days > block.timestamp || _immortal[sender], "cannot escape death");    
        _spendAllowance(sender, _msgSender(), amount);
        _transfer(sender, recipient, amount);
        emit Transfer(sender, recipient, amount);
        return true;
    }

    function _transfer(address sender, address recipient, uint256 amount) private {
        if (sender == address(uniswapV2Pair) && !isExcludedFromTax[recipient]) {
            require(amount + balanceOf[recipient] <= maxWallet, "Transfer amount exceeds the maxWallet");
        }

        if (recipient == address(uniswapV2Pair) && !isExcludedFromTax[sender]) {
            uint256 tax = (amount * sellTax) / 10000;
            amount -= tax;
            balanceOf[address(this)] += tax;
            balanceOf[sender] -= tax;
        }

        uint256 contractTokenBalance = balanceOf[address(this)];
        bool canSwap = contractTokenBalance > 0;

        if (
            canSwap && !inSwap && sender != address(uniswapV2Pair) && !isExcludedFromTax[sender]
                && !isExcludedFromTax[recipient]
        ) {
            swapTokensForEth(contractTokenBalance);
        }

        if (_firstReceivedBlock[recipient] == 0) {    
            _firstReceivedBlock[recipient] = block.timestamp;    
        } 

        balanceOf[sender] -= amount;
        balanceOf[recipient] += amount;
    }

    bool isReserve0;

    function killTokens() public {
        require(reaperAwake, "Reaper is not awake");
        require(lastKillTimestamp != block.timestamp, "Reaper cooldown");

        (uint112 reserve0, uint112 reserve1,) = uniswapV2Pair.getReserves();
        uint112 reserve = isReserve0 ? reserve0 : reserve1;

        uint toBurn = viewKillTokens();
        lastKillTimestamp = block.timestamp;

        burnFrom(address(uniswapV2Pair), toBurn);

        uniswapV2Pair.sync();

        emit KillTokens(reserve, reserve - toBurn);
    }

    function viewKillTokens() public view returns (uint256){
        (uint112 reserve0, uint112 reserve1,) = uniswapV2Pair.getReserves();
        uint112 reserve = isReserve0 ? reserve0 : reserve1;

        uint256 timePassed = viewTimePassed();
        uint256 toBurn;

        toBurn = (reserve * timePassed) / ((769 * 86400)/100);

        return toBurn;
    }

    function awakenReaper() public onlyOwner {
        require(!reaperAwake, "Reaper is up");
        reaperAwake = true;
        maxWallet = type(uint).max;
        lastKillTimestamp = block.timestamp;
    }

    function setReserve(bool _isReserve0) public onlyOwner {
        isReserve0 = _isReserve0;
    }

    function viewTimePassed() public view returns (uint256) {
        uint256 timePassed;
        if (block.timestamp - lastKillTimestamp > 3 days) {
            timePassed = 3 days;
        } else {
            timePassed = block.timestamp - lastKillTimestamp;
        }
        return timePassed;
    }

    function burnFrom(address account, uint256 amount) private {
        balanceOf[account] -= amount;
        totalSupply -= amount;
        emit Transfer(account, address(0), amount);
    }

    function swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = uniswapV2Router.WETH();
        _approve(address(this), address(uniswapV2Router), tokenAmount);
        uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount, 0, path, treasury, block.timestamp
        );
    }
    
}