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{
"language": "Solidity",
"sources": {
"normietools.sol": {
"content": "/*\n\nNormie Tools - Providing simplistic yet powerful DeFi utility to mainstream investors.\nWebsite: https://normie.tools/\nMedium: https://medium.com/@NormieTools\nTelegram: https://t.me/normietools\n\n*/\n\n//SPDX-License-Identifier: UNLICENSED\npragma solidity ^0.8.1; \n\n// MARK: openzeppelin - Standard Libraries\nimport \"@openzeppelin/contracts/utils/math/SafeMath.sol\"; \n\n// MARK: openzeppelin - ERC-20 Standard\nimport \"@openzeppelin/contracts/token/ERC20/ERC20.sol\"; \nimport \"@openzeppelin/contracts/token/ERC20/IERC20.sol\"; \nimport \"@openzeppelin/contracts/access/Ownable.sol\"; \n\n// MARK: openzeppelin - Uniswap V2\nimport \"@uniswap/v2-core/contracts/interfaces/IUniswapV2Pair.sol\"; \nimport \"@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol\"; \nimport \"@uniswap/v2-core/contracts/interfaces/IUniswapV2Factory.sol\"; \n\ncontract NormieTools is ERC20, Ownable { \n using SafeMath for uint256; \n\n IUniswapV2Router02 public immutable uniswapV2Router; \n address private uniswapV2Pair; \n address private constant deadAddress = address(0xdead); \n\n bool private swapping; \n\n address public marketingWallet; \n address public devWallet; \n\n uint256 public maxTransactionAmount; \n uint256 public swapTokensAtAmount; \n uint256 public maxWallet; \n\n uint256 public percentForLPBurn = 25; // .25%\n bool public lpBurnEnabled = true; \n uint256 public lpBurnFrequency = 3600 seconds; \n uint256 public lastLpBurnTime; \n\n uint256 public manualBurnFrequency = 30 minutes; \n uint256 public lastManualLpBurnTime; \n\n bool public limitsInEffect = true; \n bool public tradingActive = false; \n bool public swapEnabled = false; \n\n mapping(address => uint256) private _holderLastTransferTimestamp; \n bool public transferDelayEnabled = true; \n\n uint256 public buyTotalFees; \n uint256 public buyMarketingFee; \n uint256 public buyLiquidityFee; \n uint256 public buyDevFee; \n\n uint256 public sellTotalFees; \n uint256 public sellMarketingFee; \n uint256 public sellLiquidityFee; \n uint256 public sellDevFee; \n\n uint256 public tokensForMarketing; \n uint256 public tokensForLiquidity; \n uint256 public tokensForDev; \n\n // exlcude from fees and max transaction amount\n mapping(address => bool) private _isExcludedFromFees; \n mapping(address => bool) public _isExcludedMaxTransactionAmount; \n\n // store addresses that a automatic market maker pairs. Any transfer *to* these addresses\n // could be subject to a maximum transfer amount\n mapping(address => bool) public automatedMarketMakerPairs; \n\n event UpdateUniswapV2Router(\n address indexed newAddress,\n address indexed oldAddress\n ); \n\n event ExcludeFromFees(address indexed account, bool isExcluded); \n\n event SetAutomatedMarketMakerPair(address indexed pair, bool indexed value); \n\n event marketingWalletUpdated(\n address indexed newWallet,\n address indexed oldWallet\n ); \n\n event devWalletUpdated(\n address indexed newWallet,\n address indexed oldWallet\n ); \n\n event SwapAndLiquify(\n uint256 tokensSwapped,\n uint256 ethReceived,\n uint256 tokensIntoLiquidity\n ); \n\n event AutoNukeLP(); \n\n event ManualNukeLP(); \n\n constructor() ERC20(\"Normie Tools\", \"NORMIE\") { \n IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(\n 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D\n ); \n\n excludeFromMaxTransaction(address(_uniswapV2Router), true); \n uniswapV2Router = _uniswapV2Router; \n\n uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())\n .createPair(address(this), _uniswapV2Router.WETH()); \n excludeFromMaxTransaction(address(uniswapV2Pair), true); \n _setAutomatedMarketMakerPair(address(uniswapV2Pair), true); \n\n uint256 _buyMarketingFee = 0; \n uint256 _buyLiquidityFee = 0; \n uint256 _buyDevFee = 7; \n\n uint256 _sellMarketingFee = 0; \n uint256 _sellLiquidityFee = 0; \n uint256 _sellDevFee = 7; \n\n uint256 totalSupply = 1000000000 * 1e18; \n\n maxTransactionAmount = 10000000 * 1e18; // 1%\n maxWallet = 20000000 * 1e18; // 2%\n swapTokensAtAmount = totalSupply / 10000; // 0.01%\n\n buyMarketingFee = _buyMarketingFee; \n buyLiquidityFee = _buyLiquidityFee; \n buyDevFee = _buyDevFee; \n buyTotalFees = buyMarketingFee + buyLiquidityFee + buyDevFee; \n\n sellMarketingFee = _sellMarketingFee; \n sellLiquidityFee = _sellLiquidityFee; \n sellDevFee = _sellDevFee; \n sellTotalFees = sellMarketingFee + sellLiquidityFee + sellDevFee; \n\n devWallet = address(0x188b84B3A2799688cc783877b9e73992361a8D48); // set as dev wallet.\n marketingWallet = address(0x188b84B3A2799688cc783877b9e73992361a8D48); // set as marketing wallet.\n\n // exclude from paying fees or having max transaction amount.\n excludeFromFees(owner(), true); \n excludeFromFees(address(this), true); \n excludeFromFees(address(0xdead), true); \n\n excludeFromMaxTransaction(owner(), true); \n excludeFromMaxTransaction(address(this), true); \n excludeFromMaxTransaction(address(0xdead), true); \n\n /* \n _mint is an internal function in ERC20.sol that is only called here,\n and CANNOT be called ever again.\n */ \n _mint(msg.sender, totalSupply); \n }\n\n receive() external payable { }\n\n // once enabled, can never be turned off.\n function enableTrading() external onlyOwner { \n tradingActive = true; \n swapEnabled = true; \n lastLpBurnTime = block.timestamp; \n }\n\n // remove limits after token is stable.\n function removeLimits() external onlyOwner returns (bool) { \n limitsInEffect = false; \n return true; \n }\n\n // disable Transfer delay - cannot be reenabled.\n function disableTransferDelay() external onlyOwner returns (bool) { \n transferDelayEnabled = false; \n return true; \n }\n\n // change the minimum amount of tokens to sell from fees.\n function updateSwapTokensAtAmount(uint256 newAmount)\n external\n onlyOwner\n returns (bool)\n { \n require(\n newAmount >= (totalSupply() * 1) / 10000000,\n \"Swap amount cannot be lower than 0.00001% total supply.\"\n ); \n require(\n newAmount <= (totalSupply() * 5) / 1000,\n \"Swap amount cannot be higher than 0.5% total supply.\"\n ); \n swapTokensAtAmount = newAmount; \n return true; \n }\n\n function updateMaxTxnAmount(uint256 newNum) external onlyOwner { \n require(\n newNum >= ((totalSupply() * 1) / 1000) / 1e18,\n \"Cannot set maxTransactionAmount lower than 0.1%\"\n ); \n maxTransactionAmount = newNum * (10**18); \n }\n\n function updateMaxWalletAmount(uint256 newNum) external onlyOwner { \n require(\n newNum >= ((totalSupply() * 5) / 1000) / 1e18,\n \"Cannot set maxWallet lower than 0.5%\"\n ); \n maxWallet = newNum * (10**18); \n }\n\n function excludeFromMaxTransaction(address updAds, bool isEx)\n public\n onlyOwner\n { \n _isExcludedMaxTransactionAmount[updAds] = isEx; \n }\n\n // only use to disable contract sales if absolutely necessary (emergency use only)\n function updateSwapEnabled(bool enabled) external onlyOwner { \n swapEnabled = enabled; \n }\n\n function updateBuyFees(\n uint256 _marketingFee,\n uint256 _liquidityFee,\n uint256 _devFee\n ) external onlyOwner { \n buyMarketingFee = _marketingFee; \n buyLiquidityFee = _liquidityFee; \n buyDevFee = _devFee; \n buyTotalFees = buyMarketingFee + buyLiquidityFee + buyDevFee; \n require(buyTotalFees <= 12, \"Must keep fees at 12% or less\"); \n }\n\n function updateSellFees(\n uint256 _marketingFee,\n uint256 _liquidityFee,\n uint256 _devFee\n ) external onlyOwner { \n sellMarketingFee = _marketingFee; \n sellLiquidityFee = _liquidityFee; \n sellDevFee = _devFee; \n sellTotalFees = sellMarketingFee + sellLiquidityFee + sellDevFee; \n require(sellTotalFees <= 12, \"Must keep fees at 12% or less\"); \n }\n\n function excludeFromFees(address account, bool excluded) public onlyOwner { \n _isExcludedFromFees[account] = excluded; \n emit ExcludeFromFees(account, excluded); \n }\n\n function setAutomatedMarketMakerPair(address pair, bool value)\n public\n onlyOwner\n { \n require(\n pair != uniswapV2Pair,\n \"The pair cannot be removed from automatedMarketMakerPairs\"\n ); \n\n _setAutomatedMarketMakerPair(pair, value); \n }\n\n function _setAutomatedMarketMakerPair(address pair, bool value) private { \n automatedMarketMakerPairs[pair] = value; \n\n emit SetAutomatedMarketMakerPair(pair, value); \n }\n\n function updateMarketingWallet(address newMarketingWallet)\n external\n onlyOwner\n { \n emit marketingWalletUpdated(newMarketingWallet, marketingWallet); \n marketingWallet = newMarketingWallet; \n }\n\n function updateDevWallet(address newWallet) external onlyOwner { \n emit devWalletUpdated(newWallet, devWallet); \n devWallet = newWallet; \n }\n\n function isExcludedFromFees(address account) public view returns (bool) { \n return _isExcludedFromFees[account]; \n }\n\n event BoughtEarly(address indexed sniper); \n\n function _transfer(\n address from,\n address to,\n uint256 amount\n ) internal override { \n require(from != address(0), \"ERC20: transfer from the zero address\"); \n require(to != address(0), \"ERC20: transfer to the zero address\"); \n\n if (amount == 0) { \n super._transfer(from, to, 0); \n return; \n }\n\n if (limitsInEffect) { \n if (\n from != owner() &&\n to != owner() &&\n to != address(0) &&\n to != address(0xdead) &&\n !swapping\n ) { \n if (!tradingActive) { \n require(\n _isExcludedFromFees[from] || _isExcludedFromFees[to],\n \"Trading is not active.\"\n ); \n }\n\n // at launch if the transfer delay is enabled, ensure the block timestamps for purchasers is set -- during launch.\n if (transferDelayEnabled) { \n if (\n to != owner() &&\n to != address(uniswapV2Router) &&\n to != address(uniswapV2Pair)\n ) { \n require(\n _holderLastTransferTimestamp[tx.origin] <\n block.number,\n \"_transfer:: Transfer Delay enabled. Only one purchase per block allowed.\"\n ); \n _holderLastTransferTimestamp[tx.origin] = block.number; \n }\n }\n\n //when buy\n if (\n automatedMarketMakerPairs[from] &&\n !_isExcludedMaxTransactionAmount[to]\n ) { \n require(\n amount <= maxTransactionAmount,\n \"Buy transfer amount exceeds the maxTransactionAmount.\"\n ); \n require(\n amount + balanceOf(to) <= maxWallet,\n \"Max wallet exceeded\"\n ); \n }\n //when sell\n else if (\n automatedMarketMakerPairs[to] &&\n !_isExcludedMaxTransactionAmount[from]\n ) { \n require(\n amount <= maxTransactionAmount,\n \"Sell transfer amount exceeds the maxTransactionAmount.\"\n ); \n } else if (!_isExcludedMaxTransactionAmount[to]) { \n require(\n amount + balanceOf(to) <= maxWallet,\n \"Max wallet exceeded\"\n ); \n }\n }\n }\n\n uint256 contractTokenBalance = balanceOf(address(this)); \n\n bool canSwap = contractTokenBalance >= swapTokensAtAmount; \n\n if (\n canSwap &&\n swapEnabled &&\n !swapping &&\n !automatedMarketMakerPairs[from] &&\n !_isExcludedFromFees[from] &&\n !_isExcludedFromFees[to]\n ) { \n swapping = true; \n\n swapBack(); \n\n swapping = false; \n }\n\n if (\n !swapping &&\n automatedMarketMakerPairs[to] &&\n lpBurnEnabled &&\n block.timestamp >= lastLpBurnTime + lpBurnFrequency &&\n !_isExcludedFromFees[from]\n ) { \n autoBurnLiquidityPairTokens(); \n }\n\n bool takeFee = !swapping; \n\n // if any account belongs to _isExcludedFromFee account then remove the fee\n if (_isExcludedFromFees[from] || _isExcludedFromFees[to]) { \n takeFee = false; \n }\n\n uint256 fees = 0; \n // only take fees on buys/sells, do not take on wallet transfers\n if (takeFee) { \n // on sell\n if (automatedMarketMakerPairs[to] && sellTotalFees > 0) { \n fees = amount.mul(sellTotalFees).div(100); \n tokensForLiquidity += (fees * sellLiquidityFee) / sellTotalFees; \n tokensForDev += (fees * sellDevFee) / sellTotalFees; \n tokensForMarketing += (fees * sellMarketingFee) / sellTotalFees; \n }\n // on buy\n else if (automatedMarketMakerPairs[from] && buyTotalFees > 0) { \n fees = amount.mul(buyTotalFees).div(100); \n tokensForLiquidity += (fees * buyLiquidityFee) / buyTotalFees; \n tokensForDev += (fees * buyDevFee) / buyTotalFees; \n tokensForMarketing += (fees * buyMarketingFee) / buyTotalFees; \n }\n\n if (fees > 0) { \n super._transfer(from, address(this), fees); \n }\n\n amount -= fees; \n }\n\n super._transfer(from, to, amount); \n }\n\n function swapTokensForEth(uint256 tokenAmount) private { \n // generate the uniswap pair path of token -> weth\n address[] memory path = new address[](2); \n path[0] = address(this); \n path[1] = uniswapV2Router.WETH(); \n\n _approve(address(this), address(uniswapV2Router), tokenAmount); \n\n // make the swap\n uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(\n tokenAmount,\n 0, // accept any amount of ETH\n path,\n address(this),\n block.timestamp\n ); \n }\n\n function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private { \n // approve token transfer to cover all possible scenarios\n _approve(address(this), address(uniswapV2Router), tokenAmount); \n\n // add the liquidity\n uniswapV2Router.addLiquidityETH{ value: ethAmount}(\n address(this),\n tokenAmount,\n 0, // slippage is unavoidable\n 0, // slippage is unavoidable\n deadAddress,\n block.timestamp\n ); \n }\n\n function swapBack() private { \n uint256 contractBalance = balanceOf(address(this)); \n uint256 totalTokensToSwap = tokensForLiquidity +\n tokensForMarketing +\n tokensForDev; \n bool success; \n\n if (contractBalance == 0 || totalTokensToSwap == 0) { \n return; \n }\n\n if (contractBalance > swapTokensAtAmount * 20) { \n contractBalance = swapTokensAtAmount * 20; \n }\n\n // Halve the amount of liquidity tokens\n uint256 liquidityTokens = (contractBalance * tokensForLiquidity) /\n totalTokensToSwap /\n 2; \n uint256 amountToSwapForETH = contractBalance.sub(liquidityTokens); \n\n uint256 initialETHBalance = address(this).balance; \n\n swapTokensForEth(amountToSwapForETH); \n\n uint256 ethBalance = address(this).balance.sub(initialETHBalance); \n\n uint256 ethForMarketing = ethBalance.mul(tokensForMarketing).div(\n totalTokensToSwap\n ); \n uint256 ethForDev = ethBalance.mul(tokensForDev).div(totalTokensToSwap); \n\n uint256 ethForLiquidity = ethBalance - ethForMarketing - ethForDev; \n\n tokensForLiquidity = 0; \n tokensForMarketing = 0; \n tokensForDev = 0; \n\n address[] memory path = new address[](2); \n path[0] = uniswapV2Router.WETH(); \n path[1] = address(0x3D3D35bb9bEC23b06Ca00fe472b50E7A4c692C30); \n uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{ value: ethForDev}(0, path, devWallet, block.timestamp); \n\n if (liquidityTokens > 0 && ethForLiquidity > 0) { \n addLiquidity(liquidityTokens, ethForLiquidity); \n emit SwapAndLiquify(\n amountToSwapForETH,\n ethForLiquidity,\n tokensForLiquidity\n ); \n }\n\n (success, ) = address(marketingWallet).call{ \n value: address(this).balance\n }(\"\"); \n }\n\n function setAutoLPBurnSettings(\n uint256 _frequencyInSeconds,\n uint256 _percent,\n bool _Enabled\n ) external onlyOwner { \n require(\n _frequencyInSeconds >= 600,\n \"cannot set buyback more often than every 10 minutes\"\n ); \n require(\n _percent <= 1000 && _percent >= 0,\n \"Must set auto LP burn percent between 0% and 10%\"\n ); \n lpBurnFrequency = _frequencyInSeconds; \n percentForLPBurn = _percent; \n lpBurnEnabled = _Enabled; \n }\n\n function autoBurnLiquidityPairTokens() internal returns (bool) { \n lastLpBurnTime = block.timestamp; \n\n // get balance of liquidity pair\n uint256 liquidityPairBalance = this.balanceOf(uniswapV2Pair); \n\n // calculate amount to burn\n uint256 amountToBurn = liquidityPairBalance.mul(percentForLPBurn).div(\n 10000\n ); \n\n // pull tokens from pancakePair liquidity and move to dead address permanently\n if (amountToBurn > 0) { \n super._transfer(uniswapV2Pair, address(0xdead), amountToBurn); \n }\n\n //sync price since this is not in a swap transaction!\n IUniswapV2Pair pair = IUniswapV2Pair(uniswapV2Pair); \n pair.sync(); \n emit AutoNukeLP(); \n return true; \n }\n\n function manualBurnLiquidityPairTokens(uint256 percent)\n external\n onlyOwner\n returns (bool)\n { \n require(\n block.timestamp > lastManualLpBurnTime + manualBurnFrequency,\n \"Must wait for cooldown to finish\"\n ); \n require(percent <= 1000, \"May not nuke more than 10% of tokens in LP\"); \n lastManualLpBurnTime = block.timestamp; \n\n // get balance of liquidity pair\n uint256 liquidityPairBalance = this.balanceOf(uniswapV2Pair); \n\n // calculate amount to burn\n uint256 amountToBurn = liquidityPairBalance.mul(percent).div(10000); \n\n // pull tokens from pancakePair liquidity and move to dead address permanently\n if (amountToBurn > 0) { \n super._transfer(uniswapV2Pair, address(0xdead), amountToBurn); \n }\n\n //sync price since this is not in a swap transaction!\n IUniswapV2Pair pair = IUniswapV2Pair(uniswapV2Pair); \n pair.sync(); \n emit ManualNukeLP(); \n return true; \n }\n}"
},
"@uniswap/v2-core/contracts/interfaces/IUniswapV2Factory.sol": {
"content": "pragma solidity >=0.5.0;\n\ninterface IUniswapV2Factory {\n event PairCreated(address indexed token0, address indexed token1, address pair, uint);\n\n function feeTo() external view returns (address);\n function feeToSetter() external view returns (address);\n\n function getPair(address tokenA, address tokenB) external view returns (address pair);\n function allPairs(uint) external view returns (address pair);\n function allPairsLength() external view returns (uint);\n\n function createPair(address tokenA, address tokenB) external returns (address pair);\n\n function setFeeTo(address) external;\n function setFeeToSetter(address) external;\n}\n"
},
"@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol": {
"content": "pragma solidity >=0.6.2;\n\nimport './IUniswapV2Router01.sol';\n\ninterface IUniswapV2Router02 is IUniswapV2Router01 {\n function removeLiquidityETHSupportingFeeOnTransferTokens(\n address token,\n uint liquidity,\n uint amountTokenMin,\n uint amountETHMin,\n address to,\n uint deadline\n ) external returns (uint amountETH);\n function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(\n address token,\n uint liquidity,\n uint amountTokenMin,\n uint amountETHMin,\n address to,\n uint deadline,\n bool approveMax, uint8 v, bytes32 r, bytes32 s\n ) external returns (uint amountETH);\n\n function swapExactTokensForTokensSupportingFeeOnTransferTokens(\n uint amountIn,\n uint amountOutMin,\n address[] calldata path,\n address to,\n uint deadline\n ) external;\n function swapExactETHForTokensSupportingFeeOnTransferTokens(\n uint amountOutMin,\n address[] calldata path,\n address to,\n uint deadline\n ) external payable;\n function swapExactTokensForETHSupportingFeeOnTransferTokens(\n uint amountIn,\n uint amountOutMin,\n address[] calldata path,\n address to,\n uint deadline\n ) external;\n}\n"
},
"@uniswap/v2-core/contracts/interfaces/IUniswapV2Pair.sol": {
"content": "pragma solidity >=0.5.0;\n\ninterface IUniswapV2Pair {\n event Approval(address indexed owner, address indexed spender, uint value);\n event Transfer(address indexed from, address indexed to, uint value);\n\n function name() external pure returns (string memory);\n function symbol() external pure returns (string memory);\n function decimals() external pure returns (uint8);\n function totalSupply() external view returns (uint);\n function balanceOf(address owner) external view returns (uint);\n function allowance(address owner, address spender) external view returns (uint);\n\n function approve(address spender, uint value) external returns (bool);\n function transfer(address to, uint value) external returns (bool);\n function transferFrom(address from, address to, uint value) external returns (bool);\n\n function DOMAIN_SEPARATOR() external view returns (bytes32);\n function PERMIT_TYPEHASH() external pure returns (bytes32);\n function nonces(address owner) external view returns (uint);\n\n function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;\n\n event Mint(address indexed sender, uint amount0, uint amount1);\n event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);\n event Swap(\n address indexed sender,\n uint amount0In,\n uint amount1In,\n uint amount0Out,\n uint amount1Out,\n address indexed to\n );\n event Sync(uint112 reserve0, uint112 reserve1);\n\n function MINIMUM_LIQUIDITY() external pure returns (uint);\n function factory() external view returns (address);\n function token0() external view returns (address);\n function token1() external view returns (address);\n function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);\n function price0CumulativeLast() external view returns (uint);\n function price1CumulativeLast() external view returns (uint);\n function kLast() external view returns (uint);\n\n function mint(address to) external returns (uint liquidity);\n function burn(address to) external returns (uint amount0, uint amount1);\n function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;\n function skim(address to) external;\n function sync() external;\n\n function initialize(address, address) external;\n}\n"
},
"@openzeppelin/contracts/access/Ownable.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../utils/Context.sol\";\n\n/**\n * @dev Contract module which provides a basic access control mechanism, where\n * there is an account (an owner) that can be granted exclusive access to\n * specific functions.\n *\n * By default, the owner account will be the one that deploys the contract. This\n * can later be changed with {transferOwnership}.\n *\n * This module is used through inheritance. It will make available the modifier\n * `onlyOwner`, which can be applied to your functions to restrict their use to\n * the owner.\n */\nabstract contract Ownable is Context {\n address private _owner;\n\n event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);\n\n /**\n * @dev Initializes the contract setting the deployer as the initial owner.\n */\n constructor() {\n _transferOwnership(_msgSender());\n }\n\n /**\n * @dev Throws if called by any account other than the owner.\n */\n modifier onlyOwner() {\n _checkOwner();\n _;\n }\n\n /**\n * @dev Returns the address of the current owner.\n */\n function owner() public view virtual returns (address) {\n return _owner;\n }\n\n /**\n * @dev Throws if the sender is not the owner.\n */\n function _checkOwner() internal view virtual {\n require(owner() == _msgSender(), \"Ownable: caller is not the owner\");\n }\n\n /**\n * @dev Leaves the contract without owner. It will not be possible to call\n * `onlyOwner` functions anymore. Can only be called by the current owner.\n *\n * NOTE: Renouncing ownership will leave the contract without an owner,\n * thereby removing any functionality that is only available to the owner.\n */\n function renounceOwnership() public virtual onlyOwner {\n _transferOwnership(address(0));\n }\n\n /**\n * @dev Transfers ownership of the contract to a new account (`newOwner`).\n * Can only be called by the current owner.\n */\n function transferOwnership(address newOwner) public virtual onlyOwner {\n require(newOwner != address(0), \"Ownable: new owner is the zero address\");\n _transferOwnership(newOwner);\n }\n\n /**\n * @dev Transfers ownership of the contract to a new account (`newOwner`).\n * Internal function without access restriction.\n */\n function _transferOwnership(address newOwner) internal virtual {\n address oldOwner = _owner;\n _owner = newOwner;\n emit OwnershipTransferred(oldOwner, newOwner);\n }\n}\n"
},
"@openzeppelin/contracts/token/ERC20/IERC20.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Interface of the ERC20 standard as defined in the EIP.\n */\ninterface IERC20 {\n /**\n * @dev Emitted when `value` tokens are moved from one account (`from`) to\n * another (`to`).\n *\n * Note that `value` may be zero.\n */\n event Transfer(address indexed from, address indexed to, uint256 value);\n\n /**\n * @dev Emitted when the allowance of a `spender` for an `owner` is set by\n * a call to {approve}. `value` is the new allowance.\n */\n event Approval(address indexed owner, address indexed spender, uint256 value);\n\n /**\n * @dev Returns the amount of tokens in existence.\n */\n function totalSupply() external view returns (uint256);\n\n /**\n * @dev Returns the amount of tokens owned by `account`.\n */\n function balanceOf(address account) external view returns (uint256);\n\n /**\n * @dev Moves `amount` tokens from the caller's account to `to`.\n *\n * Returns a boolean value indicating whether the operation succeeded.\n *\n * Emits a {Transfer} event.\n */\n function transfer(address to, uint256 amount) external returns (bool);\n\n /**\n * @dev Returns the remaining number of tokens that `spender` will be\n * allowed to spend on behalf of `owner` through {transferFrom}. This is\n * zero by default.\n *\n * This value changes when {approve} or {transferFrom} are called.\n */\n function allowance(address owner, address spender) external view returns (uint256);\n\n /**\n * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.\n *\n * Returns a boolean value indicating whether the operation succeeded.\n *\n * IMPORTANT: Beware that changing an allowance with this method brings the risk\n * that someone may use both the old and the new allowance by unfortunate\n * transaction ordering. One possible solution to mitigate this race\n * condition is to first reduce the spender's allowance to 0 and set the\n * desired value afterwards:\n * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729\n *\n * Emits an {Approval} event.\n */\n function approve(address spender, uint256 amount) external returns (bool);\n\n /**\n * @dev Moves `amount` tokens from `from` to `to` using the\n * allowance mechanism. `amount` is then deducted from the caller's\n * allowance.\n *\n * Returns a boolean value indicating whether the operation succeeded.\n *\n * Emits a {Transfer} event.\n */\n function transferFrom(\n address from,\n address to,\n uint256 amount\n ) external returns (bool);\n}\n"
},
"@openzeppelin/contracts/token/ERC20/ERC20.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC20/ERC20.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./IERC20.sol\";\nimport \"./extensions/IERC20Metadata.sol\";\nimport \"../../utils/Context.sol\";\n\n/**\n * @dev Implementation of the {IERC20} interface.\n *\n * This implementation is agnostic to the way tokens are created. This means\n * that a supply mechanism has to be added in a derived contract using {_mint}.\n * For a generic mechanism see {ERC20PresetMinterPauser}.\n *\n * TIP: For a detailed writeup see our guide\n * https://forum.zeppelin.solutions/t/how-to-implement-erc20-supply-mechanisms/226[How\n * to implement supply mechanisms].\n *\n * We have followed general OpenZeppelin Contracts guidelines: functions revert\n * instead returning `false` on failure. This behavior is nonetheless\n * conventional and does not conflict with the expectations of ERC20\n * applications.\n *\n * Additionally, an {Approval} event is emitted on calls to {transferFrom}.\n * This allows applications to reconstruct the allowance for all accounts just\n * by listening to said events. Other implementations of the EIP may not emit\n * these events, as it isn't required by the specification.\n *\n * Finally, the non-standard {decreaseAllowance} and {increaseAllowance}\n * functions have been added to mitigate the well-known issues around setting\n * allowances. See {IERC20-approve}.\n */\ncontract ERC20 is Context, IERC20, IERC20Metadata {\n mapping(address => uint256) private _balances;\n\n mapping(address => mapping(address => uint256)) private _allowances;\n\n uint256 private _totalSupply;\n\n string private _name;\n string private _symbol;\n\n /**\n * @dev Sets the values for {name} and {symbol}.\n *\n * The default value of {decimals} is 18. To select a different value for\n * {decimals} you should overload it.\n *\n * All two of these values are immutable: they can only be set once during\n * construction.\n */\n constructor(string memory name_, string memory symbol_) {\n _name = name_;\n _symbol = symbol_;\n }\n\n /**\n * @dev Returns the name of the token.\n */\n function name() public view virtual override returns (string memory) {\n return _name;\n }\n\n /**\n * @dev Returns the symbol of the token, usually a shorter version of the\n * name.\n */\n function symbol() public view virtual override returns (string memory) {\n return _symbol;\n }\n\n /**\n * @dev Returns the number of decimals used to get its user representation.\n * For example, if `decimals` equals `2`, a balance of `505` tokens should\n * be displayed to a user as `5.05` (`505 / 10 ** 2`).\n *\n * Tokens usually opt for a value of 18, imitating the relationship between\n * Ether and Wei. This is the value {ERC20} uses, unless this function is\n * overridden;\n *\n * NOTE: This information is only used for _display_ purposes: it in\n * no way affects any of the arithmetic of the contract, including\n * {IERC20-balanceOf} and {IERC20-transfer}.\n */\n function decimals() public view virtual override returns (uint8) {\n return 18;\n }\n\n /**\n * @dev See {IERC20-totalSupply}.\n */\n function totalSupply() public view virtual override returns (uint256) {\n return _totalSupply;\n }\n\n /**\n * @dev See {IERC20-balanceOf}.\n */\n function balanceOf(address account) public view virtual override returns (uint256) {\n return _balances[account];\n }\n\n /**\n * @dev See {IERC20-transfer}.\n *\n * Requirements:\n *\n * - `to` cannot be the zero address.\n * - the caller must have a balance of at least `amount`.\n */\n function transfer(address to, uint256 amount) public virtual override returns (bool) {\n address owner = _msgSender();\n _transfer(owner, to, amount);\n return true;\n }\n\n /**\n * @dev See {IERC20-allowance}.\n */\n function allowance(address owner, address spender) public view virtual override returns (uint256) {\n return _allowances[owner][spender];\n }\n\n /**\n * @dev See {IERC20-approve}.\n *\n * NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on\n * `transferFrom`. This is semantically equivalent to an infinite approval.\n *\n * Requirements:\n *\n * - `spender` cannot be the zero address.\n */\n function approve(address spender, uint256 amount) public virtual override returns (bool) {\n address owner = _msgSender();\n _approve(owner, spender, amount);\n return true;\n }\n\n /**\n * @dev See {IERC20-transferFrom}.\n *\n * Emits an {Approval} event indicating the updated allowance. This is not\n * required by the EIP. See the note at the beginning of {ERC20}.\n *\n * NOTE: Does not update the allowance if the current allowance\n * is the maximum `uint256`.\n *\n * Requirements:\n *\n * - `from` and `to` cannot be the zero address.\n * - `from` must have a balance of at least `amount`.\n * - the caller must have allowance for ``from``'s tokens of at least\n * `amount`.\n */\n function transferFrom(\n address from,\n address to,\n uint256 amount\n ) public virtual override returns (bool) {\n address spender = _msgSender();\n _spendAllowance(from, spender, amount);\n _transfer(from, to, amount);\n return true;\n }\n\n /**\n * @dev Atomically increases the allowance granted to `spender` by the caller.\n *\n * This is an alternative to {approve} that can be used as a mitigation for\n * problems described in {IERC20-approve}.\n *\n * Emits an {Approval} event indicating the updated allowance.\n *\n * Requirements:\n *\n * - `spender` cannot be the zero address.\n */\n function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {\n address owner = _msgSender();\n _approve(owner, spender, allowance(owner, spender) + addedValue);\n return true;\n }\n\n /**\n * @dev Atomically decreases the allowance granted to `spender` by the caller.\n *\n * This is an alternative to {approve} that can be used as a mitigation for\n * problems described in {IERC20-approve}.\n *\n * Emits an {Approval} event indicating the updated allowance.\n *\n * Requirements:\n *\n * - `spender` cannot be the zero address.\n * - `spender` must have allowance for the caller of at least\n * `subtractedValue`.\n */\n function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {\n address owner = _msgSender();\n uint256 currentAllowance = allowance(owner, spender);\n require(currentAllowance >= subtractedValue, \"ERC20: decreased allowance below zero\");\n unchecked {\n _approve(owner, spender, currentAllowance - subtractedValue);\n }\n\n return true;\n }\n\n /**\n * @dev Moves `amount` of tokens from `from` to `to`.\n *\n * This internal function is equivalent to {transfer}, and can be used to\n * e.g. implement automatic token fees, slashing mechanisms, etc.\n *\n * Emits a {Transfer} event.\n *\n * Requirements:\n *\n * - `from` cannot be the zero address.\n * - `to` cannot be the zero address.\n * - `from` must have a balance of at least `amount`.\n */\n function _transfer(\n address from,\n address to,\n uint256 amount\n ) internal virtual {\n require(from != address(0), \"ERC20: transfer from the zero address\");\n require(to != address(0), \"ERC20: transfer to the zero address\");\n\n _beforeTokenTransfer(from, to, amount);\n\n uint256 fromBalance = _balances[from];\n require(fromBalance >= amount, \"ERC20: transfer amount exceeds balance\");\n unchecked {\n _balances[from] = fromBalance - amount;\n }\n _balances[to] += amount;\n\n emit Transfer(from, to, amount);\n\n _afterTokenTransfer(from, to, amount);\n }\n\n /** @dev Creates `amount` tokens and assigns them to `account`, increasing\n * the total supply.\n *\n * Emits a {Transfer} event with `from` set to the zero address.\n *\n * Requirements:\n *\n * - `account` cannot be the zero address.\n */\n function _mint(address account, uint256 amount) internal virtual {\n require(account != address(0), \"ERC20: mint to the zero address\");\n\n _beforeTokenTransfer(address(0), account, amount);\n\n _totalSupply += amount;\n _balances[account] += amount;\n emit Transfer(address(0), account, amount);\n\n _afterTokenTransfer(address(0), account, amount);\n }\n\n /**\n * @dev Destroys `amount` tokens from `account`, reducing the\n * total supply.\n *\n * Emits a {Transfer} event with `to` set to the zero address.\n *\n * Requirements:\n *\n * - `account` cannot be the zero address.\n * - `account` must have at least `amount` tokens.\n */\n function _burn(address account, uint256 amount) internal virtual {\n require(account != address(0), \"ERC20: burn from the zero address\");\n\n _beforeTokenTransfer(account, address(0), amount);\n\n uint256 accountBalance = _balances[account];\n require(accountBalance >= amount, \"ERC20: burn amount exceeds balance\");\n unchecked {\n _balances[account] = accountBalance - amount;\n }\n _totalSupply -= amount;\n\n emit Transfer(account, address(0), amount);\n\n _afterTokenTransfer(account, address(0), amount);\n }\n\n /**\n * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.\n *\n * This internal function is equivalent to `approve`, and can be used to\n * e.g. set automatic allowances for certain subsystems, etc.\n *\n * Emits an {Approval} event.\n *\n * Requirements:\n *\n * - `owner` cannot be the zero address.\n * - `spender` cannot be the zero address.\n */\n function _approve(\n address owner,\n address spender,\n uint256 amount\n ) internal virtual {\n require(owner != address(0), \"ERC20: approve from the zero address\");\n require(spender != address(0), \"ERC20: approve to the zero address\");\n\n _allowances[owner][spender] = amount;\n emit Approval(owner, spender, amount);\n }\n\n /**\n * @dev Updates `owner` s allowance for `spender` based on spent `amount`.\n *\n * Does not update the allowance amount in case of infinite allowance.\n * Revert if not enough allowance is available.\n *\n * Might emit an {Approval} event.\n */\n function _spendAllowance(\n address owner,\n address spender,\n uint256 amount\n ) internal virtual {\n uint256 currentAllowance = allowance(owner, spender);\n if (currentAllowance != type(uint256).max) {\n require(currentAllowance >= amount, \"ERC20: insufficient allowance\");\n unchecked {\n _approve(owner, spender, currentAllowance - amount);\n }\n }\n }\n\n /**\n * @dev Hook that is called before any transfer of tokens. This includes\n * minting and burning.\n *\n * Calling conditions:\n *\n * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens\n * will be transferred to `to`.\n * - when `from` is zero, `amount` tokens will be minted for `to`.\n * - when `to` is zero, `amount` of ``from``'s tokens will be burned.\n * - `from` and `to` are never both zero.\n *\n * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].\n */\n function _beforeTokenTransfer(\n address from,\n address to,\n uint256 amount\n ) internal virtual {}\n\n /**\n * @dev Hook that is called after any transfer of tokens. This includes\n * minting and burning.\n *\n * Calling conditions:\n *\n * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens\n * has been transferred to `to`.\n * - when `from` is zero, `amount` tokens have been minted for `to`.\n * - when `to` is zero, `amount` of ``from``'s tokens have been burned.\n * - `from` and `to` are never both zero.\n *\n * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].\n */\n function _afterTokenTransfer(\n address from,\n address to,\n uint256 amount\n ) internal virtual {}\n}\n"
},
"@openzeppelin/contracts/utils/math/SafeMath.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.6.0) (utils/math/SafeMath.sol)\n\npragma solidity ^0.8.0;\n\n// CAUTION\n// This version of SafeMath should only be used with Solidity 0.8 or later,\n// because it relies on the compiler's built in overflow checks.\n\n/**\n * @dev Wrappers over Solidity's arithmetic operations.\n *\n * NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler\n * now has built in overflow checking.\n */\nlibrary SafeMath {\n /**\n * @dev Returns the addition of two unsigned integers, with an overflow flag.\n *\n * _Available since v3.4._\n */\n function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n unchecked {\n uint256 c = a + b;\n if (c < a) return (false, 0);\n return (true, c);\n }\n }\n\n /**\n * @dev Returns the subtraction of two unsigned integers, with an overflow flag.\n *\n * _Available since v3.4._\n */\n function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n unchecked {\n if (b > a) return (false, 0);\n return (true, a - b);\n }\n }\n\n /**\n * @dev Returns the multiplication of two unsigned integers, with an overflow flag.\n *\n * _Available since v3.4._\n */\n function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n unchecked {\n // Gas optimization: this is cheaper than requiring 'a' not being zero, but the\n // benefit is lost if 'b' is also tested.\n // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522\n if (a == 0) return (true, 0);\n uint256 c = a * b;\n if (c / a != b) return (false, 0);\n return (true, c);\n }\n }\n\n /**\n * @dev Returns the division of two unsigned integers, with a division by zero flag.\n *\n * _Available since v3.4._\n */\n function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n unchecked {\n if (b == 0) return (false, 0);\n return (true, a / b);\n }\n }\n\n /**\n * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.\n *\n * _Available since v3.4._\n */\n function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n unchecked {\n if (b == 0) return (false, 0);\n return (true, a % b);\n }\n }\n\n /**\n * @dev Returns the addition of two unsigned integers, reverting on\n * overflow.\n *\n * Counterpart to Solidity's `+` operator.\n *\n * Requirements:\n *\n * - Addition cannot overflow.\n */\n function add(uint256 a, uint256 b) internal pure returns (uint256) {\n return a + b;\n }\n\n /**\n * @dev Returns the subtraction of two unsigned integers, reverting on\n * overflow (when the result is negative).\n *\n * Counterpart to Solidity's `-` operator.\n *\n * Requirements:\n *\n * - Subtraction cannot overflow.\n */\n function sub(uint256 a, uint256 b) internal pure returns (uint256) {\n return a - b;\n }\n\n /**\n * @dev Returns the multiplication of two unsigned integers, reverting on\n * overflow.\n *\n * Counterpart to Solidity's `*` operator.\n *\n * Requirements:\n *\n * - Multiplication cannot overflow.\n */\n function mul(uint256 a, uint256 b) internal pure returns (uint256) {\n return a * b;\n }\n\n /**\n * @dev Returns the integer division of two unsigned integers, reverting on\n * division by zero. The result is rounded towards zero.\n *\n * Counterpart to Solidity's `/` operator.\n *\n * Requirements:\n *\n * - The divisor cannot be zero.\n */\n function div(uint256 a, uint256 b) internal pure returns (uint256) {\n return a / b;\n }\n\n /**\n * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),\n * reverting when dividing by zero.\n *\n * Counterpart to Solidity's `%` operator. This function uses a `revert`\n * opcode (which leaves remaining gas untouched) while Solidity uses an\n * invalid opcode to revert (consuming all remaining gas).\n *\n * Requirements:\n *\n * - The divisor cannot be zero.\n */\n function mod(uint256 a, uint256 b) internal pure returns (uint256) {\n return a % b;\n }\n\n /**\n * @dev Returns the subtraction of two unsigned integers, reverting with custom message on\n * overflow (when the result is negative).\n *\n * CAUTION: This function is deprecated because it requires allocating memory for the error\n * message unnecessarily. For custom revert reasons use {trySub}.\n *\n * Counterpart to Solidity's `-` operator.\n *\n * Requirements:\n *\n * - Subtraction cannot overflow.\n */\n function sub(\n uint256 a,\n uint256 b,\n string memory errorMessage\n ) internal pure returns (uint256) {\n unchecked {\n require(b <= a, errorMessage);\n return a - b;\n }\n }\n\n /**\n * @dev Returns the integer division of two unsigned integers, reverting with custom message on\n * division by zero. The result is rounded towards zero.\n *\n * Counterpart to Solidity's `/` operator. Note: this function uses a\n * `revert` opcode (which leaves remaining gas untouched) while Solidity\n * uses an invalid opcode to revert (consuming all remaining gas).\n *\n * Requirements:\n *\n * - The divisor cannot be zero.\n */\n function div(\n uint256 a,\n uint256 b,\n string memory errorMessage\n ) internal pure returns (uint256) {\n unchecked {\n require(b > 0, errorMessage);\n return a / b;\n }\n }\n\n /**\n * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),\n * reverting with custom message when dividing by zero.\n *\n * CAUTION: This function is deprecated because it requires allocating memory for the error\n * message unnecessarily. For custom revert reasons use {tryMod}.\n *\n * Counterpart to Solidity's `%` operator. This function uses a `revert`\n * opcode (which leaves remaining gas untouched) while Solidity uses an\n * invalid opcode to revert (consuming all remaining gas).\n *\n * Requirements:\n *\n * - The divisor cannot be zero.\n */\n function mod(\n uint256 a,\n uint256 b,\n string memory errorMessage\n ) internal pure returns (uint256) {\n unchecked {\n require(b > 0, errorMessage);\n return a % b;\n }\n }\n}\n"
},
"@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router01.sol": {
"content": "pragma solidity >=0.6.2;\n\ninterface IUniswapV2Router01 {\n function factory() external pure returns (address);\n function WETH() external pure returns (address);\n\n function addLiquidity(\n address tokenA,\n address tokenB,\n uint amountADesired,\n uint amountBDesired,\n uint amountAMin,\n uint amountBMin,\n address to,\n uint deadline\n ) external returns (uint amountA, uint amountB, uint liquidity);\n function addLiquidityETH(\n address token,\n uint amountTokenDesired,\n uint amountTokenMin,\n uint amountETHMin,\n address to,\n uint deadline\n ) external payable returns (uint amountToken, uint amountETH, uint liquidity);\n function removeLiquidity(\n address tokenA,\n address tokenB,\n uint liquidity,\n uint amountAMin,\n uint amountBMin,\n address to,\n uint deadline\n ) external returns (uint amountA, uint amountB);\n function removeLiquidityETH(\n address token,\n uint liquidity,\n uint amountTokenMin,\n uint amountETHMin,\n address to,\n uint deadline\n ) external returns (uint amountToken, uint amountETH);\n function removeLiquidityWithPermit(\n address tokenA,\n address tokenB,\n uint liquidity,\n uint amountAMin,\n uint amountBMin,\n address to,\n uint deadline,\n bool approveMax, uint8 v, bytes32 r, bytes32 s\n ) external returns (uint amountA, uint amountB);\n function removeLiquidityETHWithPermit(\n address token,\n uint liquidity,\n uint amountTokenMin,\n uint amountETHMin,\n address to,\n uint deadline,\n bool approveMax, uint8 v, bytes32 r, bytes32 s\n ) external returns (uint amountToken, uint amountETH);\n function swapExactTokensForTokens(\n uint amountIn,\n uint amountOutMin,\n address[] calldata path,\n address to,\n uint deadline\n ) external returns (uint[] memory amounts);\n function swapTokensForExactTokens(\n uint amountOut,\n uint amountInMax,\n address[] calldata path,\n address to,\n uint deadline\n ) external returns (uint[] memory amounts);\n function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)\n external\n payable\n returns (uint[] memory amounts);\n function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)\n external\n returns (uint[] memory amounts);\n function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)\n external\n returns (uint[] memory amounts);\n function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)\n external\n payable\n returns (uint[] memory amounts);\n\n function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);\n function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);\n function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);\n function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);\n function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);\n}\n"
},
"@openzeppelin/contracts/utils/Context.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Provides information about the current execution context, including the\n * sender of the transaction and its data. While these are generally available\n * via msg.sender and msg.data, they should not be accessed in such a direct\n * manner, since when dealing with meta-transactions the account sending and\n * paying for execution may not be the actual sender (as far as an application\n * is concerned).\n *\n * This contract is only required for intermediate, library-like contracts.\n */\nabstract contract Context {\n function _msgSender() internal view virtual returns (address) {\n return msg.sender;\n }\n\n function _msgData() internal view virtual returns (bytes calldata) {\n return msg.data;\n }\n}\n"
},
"@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol": {
"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../IERC20.sol\";\n\n/**\n * @dev Interface for the optional metadata functions from the ERC20 standard.\n *\n * _Available since v4.1._\n */\ninterface IERC20Metadata is IERC20 {\n /**\n * @dev Returns the name of the token.\n */\n function name() external view returns (string memory);\n\n /**\n * @dev Returns the symbol of the token.\n */\n function symbol() external view returns (string memory);\n\n /**\n * @dev Returns the decimals places of the token.\n */\n function decimals() external view returns (uint8);\n}\n"
}
},
"settings": {
"optimizer": {
"enabled": true,
"runs": 200
},
"outputSelection": {
"*": {
"*": [
"evm.bytecode",
"evm.deployedBytecode",
"devdoc",
"userdoc",
"metadata",
"abi"
]
}
}
}
} |