Contract 0x8909dc15e40173ff4699343b6eb8132c65e18ec6 9

 
Txn Hash Method
Block
From
To
Value
0x690a021c9dbe05ebab31c5fcef0967cb7682d88f68275439a2836da6aafc6dd6Create Pair132275272024-04-16 5:13:211 hr 32 mins ago0xb6bb43322c33dfefec4e03bc2b6201313d1113b7 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0012534193590.5
0x20f69d4a019e5af3bdc7e90286f548e18ca5118c45890f6c822daa1ac79a347cCreate Pair132258452024-04-16 4:17:172 hrs 28 mins ago0x71f2e12c508ce0e40d9984fc0d18d2e86d0663d7 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0000684891030.027310491
0x1c78d70c52534bf0d7154f9ce2221b6892c851323f196ec2669d5a17965e3675Create Pair132236722024-04-16 3:04:513 hrs 40 mins ago0xb6bb43322c33dfefec4e03bc2b6201313d1113b7 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0012534141270.5
0x00047e6725e43b4d847250d12793f48bbcf058c74f12c6224e3bdc9dd8342cc1Create Pair132234822024-04-16 2:58:313 hrs 46 mins ago0xb6bb43322c33dfefec4e03bc2b6201313d1113b7 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0012534123480.5
0x995ccc6130164efd0e02374a0785b6c634221987171c7f08a8f322ec69456ef9Create Pair132204982024-04-16 1:19:035 hrs 26 mins ago0xfcffe6d11e93a8caec6377ab9b2f39c7d04b63d1 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0000622982240.024844062
0x858ca039d640cf646bc6f85a7f9cd5ec011421362e26c569ac88b6d9ee4609eaCreate Pair132116472024-04-15 20:24:0110 hrs 21 mins ago0xa0b14e218f474ce89656325308426dd9ce79ec86 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0002806426440.111937366
0xc77aa955915e13ba102415f10c9ffd32d4dd835ad1fc8e516b07be43c30e972eCreate Pair132106972024-04-15 19:52:2110 hrs 53 mins ago0x422bb58b172c8031a0501e5d6451ff5837feb270 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0001441550680.057490555
0xfba5baad2feb2ebb322cd265dbed870b108c89f3ee49f680e21c92c59cc5d244Create Pair132092152024-04-15 19:02:5711 hrs 42 mins ago0xfd96e9d2b83bc7b2c115849716a143d9485a2207 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0001996915930.079638901
0x32549955c7f3de6e4bdbbc4990068acdb5877d51748851d0c82c0dd4571a342dCreate Pair132077402024-04-15 18:13:4712 hrs 31 mins ago0x9bc1f3a986491dac6a017cb06c6102c2b13656a7 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0000360163260.142289188
0x76ece775d7bef72c0cd6f6c9994679c7658d742cebc32ac0aee86ccf79d9046fCreate Pair132077262024-04-15 18:13:1912 hrs 32 mins ago0x9bc1f3a986491dac6a017cb06c6102c2b13656a7 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0000032131710.141579364
0x30c295e2fafde853a000fbf1d2894349e03a92928788dc4d63bb7f9a0aea5923Create Pair132071982024-04-15 17:55:4312 hrs 49 mins ago0xc1e11cb2a6c48cc2a846c42060722089cb169401 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0003667451270.146270498
0xcc8fee06e0cb828592d72abd4faf3cf8cec75c0b8fed592f9c9ab973ef0ef060Create Pair132059752024-04-15 17:14:5713 hrs 30 mins ago0xff77a9ec2b4f3c9b74defe1efce17e440d494845 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0003781884320.15084794
0x1f17594916c379d008ad64d79787655b48b8d6d3f5a87dc198a3e7f1c3e0522cCreate Pair132038042024-04-15 16:02:3514 hrs 42 mins ago0x9f363c743b6074c4d5fd621f2f7bc5d6821a8aee IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0007939552590.316703768
0x464189f4418c1856094aaa6e3eee3a8b3ef35d52c32b8cad4ca022abb1ecdd63Create Pair132033662024-04-15 15:47:5914 hrs 57 mins ago0xe16e1694bfafe71e1bbdc77cc601772e25c55449 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0008741490550.348690145
0x86ece5844d56db42f6b6d03611b3592d605a60cbe9f3b0b574264351b9960c37Create Pair132012632024-04-15 14:37:5316 hrs 7 mins ago0xe1e17e928fefc5b2e0d503a94dd4cd3550d94d4a IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0003666060190.146222433
0xde785e1d4a5c6dffe4a9c3bbb4eec2974a1aa0a0a4ffdca8ab66aaad86d2949eCreate Pair131973502024-04-15 12:27:2718 hrs 17 mins ago0xfa1748331b1a7bff6745677103a9bed8f1b465cd IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0002781821560.110954024
0x596ef42ca0e05f117886de1f6ab2da9ad440b83bdecb9f8f5c1ecf66abbcce13Create Pair131724672024-04-14 22:38:011 day 8 hrs ago0xbed37eb600054b8953cd7cb2dfe7cdfbbaf7c78d IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0000597344630.023818417
0xf9a9c4a5279540838961a34a68a241e47a3192703668c1ffd466da791c4cda84Create Pair131717622024-04-14 22:14:311 day 8 hrs ago0x9186a739165a36897d050eb28fa36805105499c4 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0000547509920.021824006
0xd5c105910f7e7fa56c77931b8962cf3247de4ce43406e010f80f70c629ec67a2Create Pair131709512024-04-14 21:47:291 day 8 hrs ago0x9186a739165a36897d050eb28fa36805105499c4 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0000482285690.019229894
0xf98ab0d3d968729f9b820ba53b20083e4ea02a33ec154347401b5932430b7b70Create Pair131708092024-04-14 21:42:451 day 9 hrs ago0x9186a739165a36897d050eb28fa36805105499c4 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0000506734520.020204952
0x844cf86302faa63a2439a494fd1dd4228f7c6258d3a5a6be9d98608b7c38e288Create Pair131702592024-04-14 21:24:251 day 9 hrs ago0x9186a739165a36897d050eb28fa36805105499c4 IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.000062286240.024836452
0x5d726b0532f71beb405ced794daea042bebf5533966b31cf44ae00563a5bf26aCreate Pair131699032024-04-14 21:12:331 day 9 hrs ago0xd3f02f6d7bb6d59b51a051e419671425986999fb IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0000704289730.02808562
0xc7d6083984abd676f750150a672a931cb750ce8d0e8463c411af92b5c36f4c90Create Pair131690952024-04-14 20:45:371 day 9 hrs ago0xd3f02f6d7bb6d59b51a051e419671425986999fb IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0000880617570.035118571
0x8164ddea20d46d3f9b10ca7dbceade93b8e775f92f8374263567c16bdf42faa9Create Pair131690392024-04-14 20:43:451 day 10 hrs ago0xd3f02f6d7bb6d59b51a051e419671425986999fb IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0000854179820.034064019
0xc6c36fb4f4f7a73a0dc67b500adcc0a7632b248f5ee8a44cd895a2ad0bbe333eCreate Pair131689932024-04-14 20:42:131 day 10 hrs ago0xd3f02f6d7bb6d59b51a051e419671425986999fb IN  0x8909dc15e40173ff4699343b6eb8132c65e18ec60 ETH0.0000835439150.033316173
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Latest 25 internal transaction
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0xff8d922dd859a88614390e51d70938d05e7b7aeb2cf7cb6f9585f72439a4f73a132302872024-04-16 6:45:213 secs ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x7156f1a4699da626ae5920440e911534929bf27eb40009e6094435ce0daf232a132302742024-04-16 6:44:5529 secs ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x82cdfbcbef02311ae2319dd80de156ff901f253c756d12bcbe7aabd6dcb4bd1b132302622024-04-16 6:44:3153 secs ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x40eb117495a6888f9716de757ee6836f44a0ffc2292fb8b1a9a8f7c467c41251132302392024-04-16 6:43:451 min ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0xe21bb575ed803a5f3ec40fe4b9c65800ebee0894f6cbb05425470e885b494526132302282024-04-16 6:43:232 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0xd1caace190ac5f256ded78cf9620da6be4c37f5ddb893196f1ff2289ab4e4a4e132302042024-04-16 6:42:352 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x1dc76ca00908e2233c5f98dde4bf4fa0a6a7ff0bfebe8adb9f03a5eba81d26cc132301982024-04-16 6:42:233 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x96bb22baaf0f49bc3f9c954af2ba7e4e81b5f97b9f81ade5fb5d7125f8b2d251132301812024-04-16 6:41:493 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0xa0849c32c390e1bcf0e8d24b5e5d90bc5915b6baf78d1772fd6ef2b5b4bf98dc132301542024-04-16 6:40:554 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0xe5b0618f89f230041ad7f591cbf2729abe2ec17d39d29d57a977243a97c9fec0132301512024-04-16 6:40:494 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0xe06cd50c667e8fc04d39e9d68f114eec4a6df5d4db1f9012e12c9099621ae88c132301472024-04-16 6:40:414 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0xdb953d4ac16d83d7e20ba9128c95460ce904b87ad42a38dec7f2707b977550d1132301262024-04-16 6:39:595 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x37fb71d676ee0c468cd079fb3d4d27f93f00a39d2222ff0d4bc6fdbe2ef7b180132300852024-04-16 6:38:376 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x287902d10f91877ee200b833eec48c931ff09a8d19a328e4fb1c962984baf4ef132300712024-04-16 6:38:097 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x668e8afdd968738c113e5a13a311e077ed120da3694a182d0df83c3f657563a7132300412024-04-16 6:37:098 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x5ca98e5a6b8dd32af7fcb2c1d823256dc0e19c277daf56fb9000164e91bcb3c0132300192024-04-16 6:36:258 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0xd00cce15c02cf9b939dfa5095a84f606cac205cdc92d29296b1b98fae879b0ce132300092024-04-16 6:36:059 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x5a6c2cc0e93ea7fb24c6846cc91c7fef267e50c241ed7bdd09cd7158a7568cca132300012024-04-16 6:35:499 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0xc7ae5e1f1767aeb9660cf8a0e059227faea8bea344c30c9fc5150753350b0751132299962024-04-16 6:35:399 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x7302ff2e709a122220e230d6f0cfbb92f8396f599f7eb141c9e526548b2da027132299622024-04-16 6:34:3110 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x27f03a66d656e2e3f036c83c7a2adb919d43c55b5d61e99d9c2278cb1943ccdd132299592024-04-16 6:34:2510 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0xf0ff76099f1cd06d8c54b6c605c8859490f6e11d955807b42bf79589a3bdb867132299582024-04-16 6:34:2311 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x72f5e7ad868076101b1077f6cf082be414d9ccd25911b16c163489cb39be8851132299562024-04-16 6:34:1911 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0x7ea94ca2855204bbe1a9629195299fbcf7d42c565248653be1db5e1e5b385fe2132299402024-04-16 6:33:4711 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
0xbf8e3e29585989ae2c5f3eb37d345d76649566c959636bf2a3ede41f08650209132299232024-04-16 6:33:1312 mins ago 0x8909dc15e40173ff4699343b6eb8132c65e18ec6  Contract Creation0 ETH
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xa2899c776baaf9925d432f83c950d5054a6cf59c
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
UniswapV2Factory

Compiler Version
v0.5.16+commit.9c3226ce

Optimization Enabled:
Yes with 999999 runs

Other Settings:
istanbul EvmVersion, None license
File 1 of 12 : IERC20.sol
pragma solidity >=0.5.0;

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);
}

File 2 of 12 : IUniswapV2Callee.sol
pragma solidity >=0.5.0;

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

File 3 of 12 : IUniswapV2ERC20.sol
pragma solidity >=0.5.0;

interface IUniswapV2ERC20 {
    event Approval(address indexed owner, address indexed spender, uint value);
    event Transfer(address indexed from, address indexed to, uint value);

    function name() external pure returns (string memory);
    function symbol() external pure returns (string memory);
    function decimals() external pure returns (uint8);
    function totalSupply() external view returns (uint);
    function balanceOf(address owner) external view returns (uint);
    function allowance(address owner, address spender) external view returns (uint);

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

    function DOMAIN_SEPARATOR() external view returns (bytes32);
    function PERMIT_TYPEHASH() external pure returns (bytes32);
    function nonces(address owner) external view returns (uint);

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

File 4 of 12 : IUniswapV2Factory.sol
pragma solidity >=0.5.0;

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

    function feeTo() external view returns (address);
    function feeToSetter() external view returns (address);

    function getPair(address tokenA, address tokenB) external view returns (address pair);
    function allPairs(uint) external view returns (address pair);
    function allPairsLength() external view returns (uint);

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

    function setFeeTo(address) external;
    function setFeeToSetter(address) external;
}

File 5 of 12 : IUniswapV2Pair.sol
pragma solidity >=0.5.0;

interface IUniswapV2Pair {
    event Approval(address indexed owner, address indexed spender, uint value);
    event Transfer(address indexed from, address indexed to, uint value);

    function name() external pure returns (string memory);
    function symbol() external pure returns (string memory);
    function decimals() external pure returns (uint8);
    function totalSupply() external view returns (uint);
    function balanceOf(address owner) external view returns (uint);
    function allowance(address owner, address spender) external view returns (uint);

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

    function DOMAIN_SEPARATOR() external view returns (bytes32);
    function PERMIT_TYPEHASH() external pure returns (bytes32);
    function nonces(address owner) external view returns (uint);

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

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

    function MINIMUM_LIQUIDITY() external pure returns (uint);
    function factory() external view returns (address);
    function token0() external view returns (address);
    function token1() external view returns (address);
    function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
    function price0CumulativeLast() external view returns (uint);
    function price1CumulativeLast() external view returns (uint);
    function kLast() external view returns (uint);

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

    function initialize(address, address) external;
}

File 6 of 12 : Math.sol
pragma solidity =0.5.16;

// a library for performing various math operations

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;
        }
    }
}

File 7 of 12 : SafeMath.sol
pragma solidity =0.5.16;

// a library for performing overflow-safe math, courtesy of DappHub (https://github.com/dapphub/ds-math)

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');
    }
}

File 8 of 12 : UQ112x112.sol
pragma solidity =0.5.16;

// a library for handling binary fixed point numbers (https://en.wikipedia.org/wiki/Q_(number_format))

// range: [0, 2**112 - 1]
// resolution: 1 / 2**112

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);
    }
}

File 9 of 12 : ERC20.sol
pragma solidity =0.5.16;

import '../UniswapV2ERC20.sol';

contract ERC20 is UniswapV2ERC20 {
    constructor(uint _totalSupply) public {
        _mint(msg.sender, _totalSupply);
    }
}

File 10 of 12 : UniswapV2ERC20.sol
pragma solidity =0.5.16;

import './interfaces/IUniswapV2ERC20.sol';
import './libraries/SafeMath.sol';

contract UniswapV2ERC20 is IUniswapV2ERC20 {
    using SafeMath for uint;

    string public constant name = 'Uniswap V2';
    string public constant symbol = 'UNI-V2';
    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);
    }
}

File 11 of 12 : UniswapV2Factory.sol
pragma solidity =0.5.16;

import './interfaces/IUniswapV2Factory.sol';
import './UniswapV2Pair.sol';

contract UniswapV2Factory is IUniswapV2Factory {
    address public feeTo;
    address public feeToSetter;

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

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

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

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

    function createPair(address tokenA, address tokenB) external 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)
        }
        IUniswapV2Pair(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 {
        require(msg.sender == feeToSetter, 'UniswapV2: FORBIDDEN');
        feeTo = _feeTo;
    }

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

File 12 of 12 : UniswapV2Pair.sol
pragma solidity =0.5.16;

import './interfaces/IUniswapV2Pair.sol';
import './UniswapV2ERC20.sol';
import './libraries/Math.sol';
import './libraries/UQ112x112.sol';
import './interfaces/IERC20.sol';
import './interfaces/IUniswapV2Factory.sol';
import './interfaces/IUniswapV2Callee.sol';

contract UniswapV2Pair is IUniswapV2Pair, 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(5).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(3));
        uint balance1Adjusted = balance1.mul(1000).sub(amount1In.mul(3));
        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);
    }
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 999999
  },
  "evmVersion": "istanbul",
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_feeToSetter","type":"address"}],"payable":false,"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"},{"constant":true,"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"allPairs","outputs":[{"internalType":"address","name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"allPairsLength","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"tokenA","type":"address"},{"internalType":"address","name":"tokenB","type":"address"}],"name":"createPair","outputs":[{"internalType":"address","name":"pair","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"feeTo","outputs":[{"internalType":"address","name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"feeToSetter","outputs":[{"internalType":"address","name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"getPair","outputs":[{"internalType":"address","name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"_feeTo","type":"address"}],"name":"setFeeTo","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"_feeToSetter","type":"address"}],"name":"setFeeToSetter","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"}]

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Swarm Source

bzzr://2760f92d7fa1db6f5aa16307bad65df4ebcc8550c4b1f03755ab8dfd830c178f
Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
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