Contract 0x152ee697f2e276fa89e96742e9bb9ab1f2e61be3

Txn Hash
Block
From
To
Value [Txn Fee]
0x5bebfec373a7760567695a64b3b0b91675091690367c3cd8cd0745db729f5cca111626082021-07-02 19:24:5021 days 13 hrs ago0x9a5bba49adedfa7cb6d99c2d26ba08912ded597d IN  SpookySwap: Factory0 FTM0.001405866
0x9b69aea7691fca60b5a907a4100fb05449a111c7864c9cd0d68f473793c529e5110657472021-07-01 15:00:1022 days 17 hrs ago0xf04b8222d883108432bff41981bfec3533429827 IN  SpookySwap: Factory0 FTM0.15480828
0x9da38069b974196a892fd3f6335434a3ca03f4a3d999ec17135a3eba29b907d4110657242021-07-01 14:59:4822 days 17 hrs ago0xf04b8222d883108432bff41981bfec3533429827 IN  SpookySwap: Factory0 FTM0.15480828
0xe460350ba3916eb1160bdea2cb76628bcee0665349f5e716306da6574b4eae12110657022021-07-01 14:59:2822 days 17 hrs ago0xf04b8222d883108432bff41981bfec3533429827 IN  SpookySwap: Factory0 FTM0.15480828
0x6e9c7d6ae528e27ab190a6e4cd375aa0a375f730569475c50d9a30753c51e13e107939332021-06-28 0:07:2226 days 8 hrs ago0xfcfd20bfb75b83d5eb61d2f0c4a0aecc4e585a63 IN  SpookySwap: Factory0 FTM0.237372696
0xfe29f18c7209800623aa6a46abf0616009a72c79f2233609286c4ed6965e4871104502732021-06-23 16:59:1730 days 15 hrs ago0xff7f88e9ce29eb3b7421057c010ce1653d73dc81 IN  SpookySwap: Factory0 FTM0.1759654116
0x9faf41b8b3f1ec2fb5ee8abc37ab95bd9c46dc9a01e73e68617792ef7d27e16f104502332021-06-23 16:58:3830 days 15 hrs ago0xff7f88e9ce29eb3b7421057c010ce1653d73dc81 IN  SpookySwap: Factory0 FTM0.1759654116
0xb9b1db78e9f59dd8fc6593cc7fde54bec9b0700d448fb9fab567c31e77b641b9104047102021-06-23 4:15:1031 days 4 hrs ago0xe619bdf6ca8cdcc9fab1e7f31d7c6c6f9deca347 IN  SpookySwap: Factory0 FTM0.15480756
0x535f6a51b5bf235a684a268f8fce2cfb0f9fe84313696ac0acad94b038e079d5104045932021-06-23 4:13:2331 days 4 hrs ago0xe619bdf6ca8cdcc9fab1e7f31d7c6c6f9deca347 IN  SpookySwap: Factory0 FTM0.15480756
0xd51f19d7932b201f4c7b22284bf7e41a1029dfd66ad3ad8f2d2e78cfda83f79193895382021-06-11 0:05:5743 days 8 hrs agoSpookySwap: Deployer IN  SpookySwap: Factory0 FTM0.002932931971
0x0a5baaebfa714aa5a7f43e5ba9172898bf232955c0899b240011597d22ee2e7d83088852021-05-30 23:03:3454 days 9 hrs agoSpookySwap: Deployer IN  SpookySwap: Factory0 FTM0.170288448
0xca4eee704db0ddeb3738f3e771fffe391331bcaa261d409fc22ae2af4c6c0cd975157802021-05-24 16:39:4860 days 15 hrs agoSpookySwap: Deployer IN  SpookySwap: Factory0 FTM0.1290064
0xb820944a63c36630311abd4c53787f46795346126f4c0e1951489152067753c467116312021-05-17 12:45:0867 days 19 hrs ago0x5c146cd18fa53914580573c9b9604588529406ca IN  SpookySwap: Factory0 FTM0.21931173
0xe75eb40b806ab17fd4d35a8529525ae10167ceaba442b9d54a68c19f1611b88466662462021-05-17 2:56:2068 days 5 hrs ago0xbfc2d2a5fee20f9c9b0c122f67fd6629d120332e IN  SpookySwap: Factory0 FTM1.4418725
0x81febff0cf29d36cba4ae2d1902f9dbb42db3ae6f3be261f40814cf23a9d72e966662352021-05-17 2:56:0568 days 5 hrs ago0xbfc2d2a5fee20f9c9b0c122f67fd6629d120332e IN  SpookySwap: Factory0 FTM1.4418725
0xddf81bd340fefc219292096ab1e5d672183fa0c5939496b6fb4b15eb0d6a96f766241142021-05-16 17:25:2868 days 15 hrs ago0x5a282ae9bd235a1438cf01cabce4de2a149203b9 IN  SpookySwap: Factory0 FTM1.4418725
0x780ceeeeb6531e0a16238acb0b8391eccae33783e54f7a7e7538cc2e40397f1366241022021-05-16 17:25:2168 days 15 hrs ago0x5a282ae9bd235a1438cf01cabce4de2a149203b9 IN  SpookySwap: Factory0 FTM1.4418725
0x8b9fd871d0f31c04eab7a967e664650d6b53ce94242d379ce5a40f433e8743e765041062021-05-15 13:25:1569 days 19 hrs ago0xe1c8ea3a391e5e7765fdc2756801c13918dbe61f IN  SpookySwap: Factory0 FTM0.02697192
0xcdc8e7e4a5ae56ed6b55a609c89f4898bece36756a62d94b19c009cda4f6d48461750792021-05-12 17:36:0872 days 15 hrs agoSpookySwap: Deployer IN  SpookySwap: Factory0 FTM0.0085144224
0xf06c52670a16b14903ea56cbf9e5a6df0f8f2f686b962ef64da171582db5f19342675852021-04-25 12:55:5089 days 19 hrs agoSpookySwap: Deployer IN  SpookySwap: Factory0 FTM0.002580128
0xec2b3a8399a0222eb04aab679b1b8ddc09f4c9b77409cb83607b8772cf290a4c40311622021-04-22 3:30:5193 days 5 hrs ago0x406a0c87a6bb25748252cb112a7a837e21aacd98 IN  SpookySwap: Factory0 FTM0.002580138
0x702a1af13b0cae7712c30f4d98a2e8a4ee807ff97b9a7a1cc068be18daa8e70e38336292021-04-18 10:18:2596 days 22 hrs ago0x78f1562efd1b1b8e51ca56f10b9d37aa9e18bd86 IN  SpookySwap: Factory0 FTM0.002580138
0x40908255286d70c76af9b3834efe218df2f64d9ad3749ff46eef63677198dd6637953762021-04-17 13:17:1197 days 19 hrs agoSpookySwap: Deployer IN  Contract Creation0 FTM0.075107296
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0x775ba711bf5af263135a68a26f861e6ced6732bc7ffcd0fa1884afa0c01ec9fe128089032021-07-24 7:20:301 hr 19 mins ago SpookySwap: Factory  Contract Creation0 FTM
0xb2948a538d6b2aae23aa4fd233b5f5c2a9101a3dc5b787e46c25e45ab824e1f6128085172021-07-24 7:13:131 hr 26 mins ago SpookySwap: Factory  Contract Creation0 FTM
0x389760ce33a4be1389892d515065fb673d940eea09169c64d16fc6a6d10372d2128063772021-07-24 6:32:102 hrs 7 mins ago SpookySwap: Factory  Contract Creation0 FTM
0x208272e91b0e2ec0fe38198821259f764b05a7912e73645f302cac1f930de772127974932021-07-24 3:41:564 hrs 57 mins ago SpookySwap: Factory  Contract Creation0 FTM
0x8ade24076b26fc39865f9ffc5380c4d4dfde5e0357e43502c0eff16dabaf02ac127963882021-07-24 3:21:215 hrs 18 mins ago SpookySwap: Factory  Contract Creation0 FTM
0x37f6584bd9c79f5d7e6ce118e5d3d44a1f36c1bdbfa35786d95f6adfb8c189f9127950432021-07-24 2:55:585 hrs 43 mins ago SpookySwap: Factory  Contract Creation0 FTM
0xadca03870f0d60d20b755b332ab0911e0565e768009973d16f406e62fe1ae1cb127848562021-07-23 23:50:398 hrs 48 mins ago SpookySwap: Factory  Contract Creation0 FTM
0x9c66d6dfdcabb7faf2c5ae89701d49e4aa083b07d215081465e0b35d614028ae127803622021-07-23 22:28:5810 hrs 10 mins ago SpookySwap: Factory  Contract Creation0 FTM
0x5d88c925eafa9e46ec5463abf8f602c6f2d072c83d6cc16f6d4cb066fd6c08a5127797642021-07-23 22:17:1910 hrs 22 mins ago SpookySwap: Factory  Contract Creation0 FTM
0xac161686b5106cead595a4453f351edec4c292b28be24a82cda076085c329f8a127780422021-07-23 21:44:4710 hrs 54 mins ago SpookySwap: Factory  Contract Creation0 FTM
0x7f56f0c976dc1ff66512c5a11e0f9a5e623825861ed31eb4310c9d006c2bea60127752992021-07-23 20:54:4911 hrs 44 mins ago SpookySwap: Factory  Contract Creation0 FTM
0x17f8c10b073b231bada5e3e8212af951b4caae1a8cfedd863fe43167b5799fe4127739452021-07-23 20:29:0312 hrs 10 mins ago SpookySwap: Factory  Contract Creation0 FTM
0xd42572992e7c27422fe4516033cd4cff9b4ce997dd79f2620a5e55b100a720ed127732212021-07-23 20:15:4112 hrs 23 mins ago SpookySwap: Factory  Contract Creation0 FTM
0x84deae8b5c42eea309ea6387f70fca059ba4a1759ba96a41b093b105b96b0dc6127666562021-07-23 18:02:3714 hrs 36 mins ago SpookySwap: Factory  Contract Creation0 FTM
0x82cceba5ea922476c384618da66e2653c951f30a05ae29cf0aca23e972c49d37127455442021-07-23 11:19:2721 hrs 20 mins ago SpookySwap: Factory  Contract Creation0 FTM
0x9c89e866989da92017cb394523386060cb79c361ee288613fbdaf626745f923e127298272021-07-23 6:50:411 day 1 hr ago SpookySwap: Factory  Contract Creation0 FTM
0x4ba05495523c2880c800c6dfbcd570ab5d69fad879ed7e736ba5b203887e7fa0127092502021-07-23 0:07:091 day 8 hrs ago SpookySwap: Factory  Contract Creation0 FTM
0x5d881d09a5e4ef2ca1edd2994a3bc222e4f57e8ebc5be410a7e12d5075c10311127012872021-07-22 21:24:011 day 11 hrs ago SpookySwap: Factory  Contract Creation0 FTM
0xc9f26f1a04745193d0c0eadf8f8f60526bb2b23ca11cba652339a3efaba415fd127012352021-07-22 21:23:051 day 11 hrs ago SpookySwap: Factory  Contract Creation0 FTM
0xef092703a7d6759f95f5b713447f358211a1b9921a0572da4d900fd2bf11c998126991982021-07-22 20:42:551 day 11 hrs ago SpookySwap: Factory  Contract Creation0 FTM
0x457bb445c40c917cf296b03ed721a555143b914cbc6a5e686d76677891384eb6126991552021-07-22 20:42:081 day 11 hrs ago SpookySwap: Factory  Contract Creation0 FTM
0x7731ce139ef23d3bf8f704964ef78b7264a62683264e726af11c7c3fd22b8870126991242021-07-22 20:41:231 day 11 hrs ago SpookySwap: Factory  Contract Creation0 FTM
0x6f0f82b1009029d2a730ea957bebde4da4e8c1096e91aadfb754218ea79885bf126987962021-07-22 20:34:231 day 12 hrs ago SpookySwap: Factory  Contract Creation0 FTM
0x62740c3166454e4fc9dfa0c84cde3f10da394764e1f02f274af5f8a950ff7d1f126795542021-07-22 14:32:311 day 18 hrs ago SpookySwap: Factory  Contract Creation0 FTM
0xe0bb20d521d9492c33516049e937a075c0d53cbc6facc517f0a7b20dac7a4fca126777182021-07-22 13:58:291 day 18 hrs ago SpookySwap: Factory  Contract Creation0 FTM
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Contract Source Code Verified (Exact Match)

Contract Name:
UniswapV2Factory

Compiler Version
v0.6.12+commit.27d51765

Optimization Enabled:
Yes with 999999 runs

Other Settings:
default evmVersion, GNU GPLv3 license

Contract Source Code (Solidity)

/**
 *Submitted for verification at FtmScan.com on 2021-04-17
*/

// SPDX-License-Identifier: GPL-3.0

pragma solidity =0.6.12;

library SafeMath {
    function add(uint x, uint y) internal pure returns (uint z) {
        require((z = x + y) >= x, 'ds-math-add-overflow');
    }

    function sub(uint x, uint y) internal pure returns (uint z) {
        require((z = x - y) <= x, 'ds-math-sub-underflow');
    }

    function mul(uint x, uint y) internal pure returns (uint z) {
        require(y == 0 || (z = x * y) / y == x, 'ds-math-mul-overflow');
    }
}


contract UniswapV2ERC20 {
    using SafeMath for uint;

    string public constant name = 'Spooky LP';
    string public constant symbol = 'spLP';
    uint8 public constant decimals = 18;
    uint  public totalSupply;
    mapping(address => uint) public balanceOf;
    mapping(address => mapping(address => uint)) public allowance;

    bytes32 public DOMAIN_SEPARATOR;
    // keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
    bytes32 public constant PERMIT_TYPEHASH = 0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9;
    mapping(address => uint) public nonces;

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

    constructor() public {
        uint chainId;
        assembly {
            chainId := chainid()
        }
        DOMAIN_SEPARATOR = keccak256(
            abi.encode(
                keccak256('EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)'),
                keccak256(bytes(name)),
                keccak256(bytes('1')),
                chainId,
                address(this)
            )
        );
    }

    function _mint(address to, uint value) internal {
        totalSupply = totalSupply.add(value);
        balanceOf[to] = balanceOf[to].add(value);
        emit Transfer(address(0), to, value);
    }

    function _burn(address from, uint value) internal {
        balanceOf[from] = balanceOf[from].sub(value);
        totalSupply = totalSupply.sub(value);
        emit Transfer(from, address(0), value);
    }

    function _approve(address owner, address spender, uint value) private {
        allowance[owner][spender] = value;
        emit Approval(owner, spender, value);
    }

    function _transfer(address from, address to, uint value) private {
        balanceOf[from] = balanceOf[from].sub(value);
        balanceOf[to] = balanceOf[to].add(value);
        emit Transfer(from, to, value);
    }

    function approve(address spender, uint value) external returns (bool) {
        _approve(msg.sender, spender, value);
        return true;
    }

    function transfer(address to, uint value) external returns (bool) {
        _transfer(msg.sender, to, value);
        return true;
    }

    function transferFrom(address from, address to, uint value) external returns (bool) {
        if (allowance[from][msg.sender] != uint(-1)) {
            allowance[from][msg.sender] = allowance[from][msg.sender].sub(value);
        }
        _transfer(from, to, value);
        return true;
    }

    function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external {
        require(deadline >= block.timestamp, 'UniswapV2: EXPIRED');
        bytes32 digest = keccak256(
            abi.encodePacked(
                '\x19\x01',
                DOMAIN_SEPARATOR,
                keccak256(abi.encode(PERMIT_TYPEHASH, owner, spender, value, nonces[owner]++, deadline))
            )
        );
        address recoveredAddress = ecrecover(digest, v, r, s);
        require(recoveredAddress != address(0) && recoveredAddress == owner, 'UniswapV2: INVALID_SIGNATURE');
        _approve(owner, spender, value);
    }
}
library Math {
    function min(uint x, uint y) internal pure returns (uint z) {
        z = x < y ? x : y;
    }

    // babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
    function sqrt(uint y) internal pure returns (uint z) {
        if (y > 3) {
            z = y;
            uint x = y / 2 + 1;
            while (x < z) {
                z = x;
                x = (y / x + x) / 2;
            }
        } else if (y != 0) {
            z = 1;
        }
    }
}
library UQ112x112 {
    uint224 constant Q112 = 2**112;

    // encode a uint112 as a UQ112x112
    function encode(uint112 y) internal pure returns (uint224 z) {
        z = uint224(y) * Q112; // never overflows
    }

    // divide a UQ112x112 by a uint112, returning a UQ112x112
    function uqdiv(uint224 x, uint112 y) internal pure returns (uint224 z) {
        z = x / uint224(y);
    }
}

interface IERC20 {
    event Approval(address indexed owner, address indexed spender, uint value);
    event Transfer(address indexed from, address indexed to, uint value);

    function name() external view returns (string memory);
    function symbol() external view returns (string memory);
    function decimals() external view 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);
}

interface IUniswapV2Callee {
    function uniswapV2Call(address sender, uint amount0, uint amount1, bytes calldata data) 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;
}

contract UniswapV2Pair is UniswapV2ERC20 {
    using SafeMath  for uint;
    using UQ112x112 for uint224;

    uint public constant MINIMUM_LIQUIDITY = 10**3;
    bytes4 private constant SELECTOR = bytes4(keccak256(bytes('transfer(address,uint256)')));

    address public factory;
    address public token0;
    address public token1;

    uint112 private reserve0;           // uses single storage slot, accessible via getReserves
    uint112 private reserve1;           // uses single storage slot, accessible via getReserves
    uint32  private blockTimestampLast; // uses single storage slot, accessible via getReserves

    uint public price0CumulativeLast;
    uint public price1CumulativeLast;
    uint public kLast; // reserve0 * reserve1, as of immediately after the most recent liquidity event

    uint private unlocked = 1;
    modifier lock() {
        require(unlocked == 1, 'UniswapV2: LOCKED');
        unlocked = 0;
        _;
        unlocked = 1;
    }

    function getReserves() public view returns (uint112 _reserve0, uint112 _reserve1, uint32 _blockTimestampLast) {
        _reserve0 = reserve0;
        _reserve1 = reserve1;
        _blockTimestampLast = blockTimestampLast;
    }

    function _safeTransfer(address token, address to, uint value) private {
        (bool success, bytes memory data) = token.call(abi.encodeWithSelector(SELECTOR, to, value));
        require(success && (data.length == 0 || abi.decode(data, (bool))), 'UniswapV2: TRANSFER_FAILED');
    }

    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);

    constructor() public {
        factory = msg.sender;
    }

    // called once by the factory at time of deployment
    function initialize(address _token0, address _token1) external {
        require(msg.sender == factory, 'UniswapV2: FORBIDDEN'); // sufficient check
        token0 = _token0;
        token1 = _token1;
    }

    // update reserves and, on the first call per block, price accumulators
    function _update(uint balance0, uint balance1, uint112 _reserve0, uint112 _reserve1) private {
        require(balance0 <= uint112(-1) && balance1 <= uint112(-1), 'UniswapV2: OVERFLOW');
        uint32 blockTimestamp = uint32(block.timestamp % 2**32);
        uint32 timeElapsed = blockTimestamp - blockTimestampLast; // overflow is desired
        if (timeElapsed > 0 && _reserve0 != 0 && _reserve1 != 0) {
            // * never overflows, and + overflow is desired
            price0CumulativeLast += uint(UQ112x112.encode(_reserve1).uqdiv(_reserve0)) * timeElapsed;
            price1CumulativeLast += uint(UQ112x112.encode(_reserve0).uqdiv(_reserve1)) * timeElapsed;
        }
        reserve0 = uint112(balance0);
        reserve1 = uint112(balance1);
        blockTimestampLast = blockTimestamp;
        emit Sync(reserve0, reserve1);
    }

    // if fee is on, mint liquidity equivalent to 1/6th of the growth in sqrt(k)
    function _mintFee(uint112 _reserve0, uint112 _reserve1) private returns (bool feeOn) {
        address feeTo = IUniswapV2Factory(factory).feeTo();
        feeOn = feeTo != address(0);
        uint _kLast = kLast; // gas savings
        if (feeOn) {
            if (_kLast != 0) {
                uint rootK = Math.sqrt(uint(_reserve0).mul(_reserve1));
                uint rootKLast = Math.sqrt(_kLast);
                if (rootK > rootKLast) {
                    uint numerator = totalSupply.mul(rootK.sub(rootKLast));
                    uint denominator = rootK.mul(3).add(rootKLast);
                    uint liquidity = numerator / denominator;
                    if (liquidity > 0) _mint(feeTo, liquidity);
                }
            }
        } else if (_kLast != 0) {
            kLast = 0;
        }
    }

    // this low-level function should be called from a contract which performs important safety checks
    function mint(address to) external lock returns (uint liquidity) {
        (uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
        uint balance0 = IERC20(token0).balanceOf(address(this));
        uint balance1 = IERC20(token1).balanceOf(address(this));
        uint amount0 = balance0.sub(_reserve0);
        uint amount1 = balance1.sub(_reserve1);

        bool feeOn = _mintFee(_reserve0, _reserve1);
        uint _totalSupply = totalSupply; // gas savings, must be defined here since totalSupply can update in _mintFee
        if (_totalSupply == 0) {
            liquidity = Math.sqrt(amount0.mul(amount1)).sub(MINIMUM_LIQUIDITY);
           _mint(address(0), MINIMUM_LIQUIDITY); // permanently lock the first MINIMUM_LIQUIDITY tokens
        } else {
            liquidity = Math.min(amount0.mul(_totalSupply) / _reserve0, amount1.mul(_totalSupply) / _reserve1);
        }
        require(liquidity > 0, 'UniswapV2: INSUFFICIENT_LIQUIDITY_MINTED');
        _mint(to, liquidity);

        _update(balance0, balance1, _reserve0, _reserve1);
        if (feeOn) kLast = uint(reserve0).mul(reserve1); // reserve0 and reserve1 are up-to-date
        emit Mint(msg.sender, amount0, amount1);
    }

    // this low-level function should be called from a contract which performs important safety checks
    function burn(address to) external lock returns (uint amount0, uint amount1) {
        (uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
        address _token0 = token0;                                // gas savings
        address _token1 = token1;                                // gas savings
        uint balance0 = IERC20(_token0).balanceOf(address(this));
        uint balance1 = IERC20(_token1).balanceOf(address(this));
        uint liquidity = balanceOf[address(this)];

        bool feeOn = _mintFee(_reserve0, _reserve1);
        uint _totalSupply = totalSupply; // gas savings, must be defined here since totalSupply can update in _mintFee
        amount0 = liquidity.mul(balance0) / _totalSupply; // using balances ensures pro-rata distribution
        amount1 = liquidity.mul(balance1) / _totalSupply; // using balances ensures pro-rata distribution
        require(amount0 > 0 && amount1 > 0, 'UniswapV2: INSUFFICIENT_LIQUIDITY_BURNED');
        _burn(address(this), liquidity);
        _safeTransfer(_token0, to, amount0);
        _safeTransfer(_token1, to, amount1);
        balance0 = IERC20(_token0).balanceOf(address(this));
        balance1 = IERC20(_token1).balanceOf(address(this));

        _update(balance0, balance1, _reserve0, _reserve1);
        if (feeOn) kLast = uint(reserve0).mul(reserve1); // reserve0 and reserve1 are up-to-date
        emit Burn(msg.sender, amount0, amount1, to);
    }

    // this low-level function should be called from a contract which performs important safety checks
    function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external lock {
        require(amount0Out > 0 || amount1Out > 0, 'UniswapV2: INSUFFICIENT_OUTPUT_AMOUNT');
        (uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
        require(amount0Out < _reserve0 && amount1Out < _reserve1, 'UniswapV2: INSUFFICIENT_LIQUIDITY');

        uint balance0;
        uint balance1;
        { // scope for _token{0,1}, avoids stack too deep errors
        address _token0 = token0;
        address _token1 = token1;
        require(to != _token0 && to != _token1, 'UniswapV2: INVALID_TO');
        if (amount0Out > 0) _safeTransfer(_token0, to, amount0Out); // optimistically transfer tokens
        if (amount1Out > 0) _safeTransfer(_token1, to, amount1Out); // optimistically transfer tokens
        if (data.length > 0) IUniswapV2Callee(to).uniswapV2Call(msg.sender, amount0Out, amount1Out, data);
        balance0 = IERC20(_token0).balanceOf(address(this));
        balance1 = IERC20(_token1).balanceOf(address(this));
        }
        uint amount0In = balance0 > _reserve0 - amount0Out ? balance0 - (_reserve0 - amount0Out) : 0;
        uint amount1In = balance1 > _reserve1 - amount1Out ? balance1 - (_reserve1 - amount1Out) : 0;
        require(amount0In > 0 || amount1In > 0, 'UniswapV2: INSUFFICIENT_INPUT_AMOUNT');
        { // scope for reserve{0,1}Adjusted, avoids stack too deep errors
        uint balance0Adjusted = balance0.mul(1000).sub(amount0In.mul(2));
        uint balance1Adjusted = balance1.mul(1000).sub(amount1In.mul(2));
        require(balance0Adjusted.mul(balance1Adjusted) >= uint(_reserve0).mul(_reserve1).mul(1000**2), 'UniswapV2: K');
        }

        _update(balance0, balance1, _reserve0, _reserve1);
        emit Swap(msg.sender, amount0In, amount1In, amount0Out, amount1Out, to);
    }

    // force balances to match reserves
    function skim(address to) external lock {
        address _token0 = token0; // gas savings
        address _token1 = token1; // gas savings
        _safeTransfer(_token0, to, IERC20(_token0).balanceOf(address(this)).sub(reserve0));
        _safeTransfer(_token1, to, IERC20(_token1).balanceOf(address(this)).sub(reserve1));
    }

    // force reserves to match balances
    function sync() external lock {
        _update(IERC20(token0).balanceOf(address(this)), IERC20(token1).balanceOf(address(this)), reserve0, reserve1);
    }
}

contract UniswapV2Factory is IUniswapV2Factory {
    bytes32 public constant INIT_CODE_PAIR_HASH = keccak256(abi.encodePacked(type(UniswapV2Pair).creationCode));
    address public override feeTo;
    address public override feeToSetter;

    mapping(address => mapping(address => address)) public override getPair;
    address[] public override allPairs;

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

    constructor(address _feeToSetter) public {
        feeToSetter = _feeToSetter;
    }

    function allPairsLength() external override view returns (uint) {
        return allPairs.length;
    }

    function pairCodeHash() external pure returns (bytes32) {
        return keccak256(type(UniswapV2Pair).creationCode);
    }

    function createPair(address tokenA, address tokenB) external override returns (address pair) {
        require(tokenA != tokenB, 'UniswapV2: IDENTICAL_ADDRESSES');
        (address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
        require(token0 != address(0), 'UniswapV2: ZERO_ADDRESS');
        require(getPair[token0][token1] == address(0), 'UniswapV2: PAIR_EXISTS'); // single check is sufficient
        bytes memory bytecode = type(UniswapV2Pair).creationCode;
        bytes32 salt = keccak256(abi.encodePacked(token0, token1));
        assembly {
            pair := create2(0, add(bytecode, 32), mload(bytecode), salt)
        }
        UniswapV2Pair(pair).initialize(token0, token1);
        getPair[token0][token1] = pair;
        getPair[token1][token0] = pair; // populate mapping in the reverse direction
        allPairs.push(pair);
        emit PairCreated(token0, token1, pair, allPairs.length);
    }

    function setFeeTo(address _feeTo) external override {
        require(msg.sender == feeToSetter, 'UniswapV2: FORBIDDEN');
        feeTo = _feeTo;
    }

    function setFeeToSetter(address _feeToSetter) external override {
        require(msg.sender == feeToSetter, 'UniswapV2: FORBIDDEN');
        feeToSetter = _feeToSetter;
    }

}

Contract ABI

[{"inputs":[{"internalType":"address","name":"_feeToSetter","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"token0","type":"address"},{"indexed":true,"internalType":"address","name":"token1","type":"address"},{"indexed":false,"internalType":"address","name":"pair","type":"address"},{"indexed":false,"internalType":"uint256","name":"","type":"uint256"}],"name":"PairCreated","type":"event"},{"inputs":[],"name":"INIT_CODE_PAIR_HASH","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"allPairs","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"allPairsLength","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"tokenA","type":"address"},{"internalType":"address","name":"tokenB","type":"address"}],"name":"createPair","outputs":[{"internalType":"address","name":"pair","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"feeTo","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"feeToSetter","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"getPair","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pairCodeHash","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"_feeTo","type":"address"}],"name":"setFeeTo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_feeToSetter","type":"address"}],"name":"setFeeToSetter","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

00000000000000000000000095478c4f7d22d1048f46100001c2c69d2ba57380

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 00000000000000000000000095478c4f7d22d1048f46100001c2c69d2ba57380


Deployed ByteCode Sourcemap

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Swarm Source

ipfs://272876017580971dfc6f93f164bb0fccf807dd4055f4e75f023529cc893fdf41
Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Validator ID :
0 FTM

Amount Staked
0

Amount Delegated
0

Staking Total
0

Staking Start Epoch
0

Staking Start Time
0

Proof of Importance
0

Origination Score
0

Validation Score
0

Active
0

Online
0

Downtime
0 s
Address Amount claimed Rewards Created On Epoch Created On
Block Uncle Number Difficulty Gas Used Reward
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