Contract 0xD9473A05b2edf4f614593bA5D1dBd3021d8e0Ebe

Txn Hash Method
Block
From
To
Value [Txn Fee]
0x188b0986bba6211568abc085bbd3dc640dc19146276fd804a5777c1ee52deebaCreate Pair343863022022-03-25 19:36:5193 days 4 hrs ago0x5783080fba331a42bfae2b276045553c8d21d59d IN  fBOMB Finance: Bomb Swap Factory0 FTM0.555242194206
0x4e22ac49c7bc38a64aea612d05cf9f267e266176c6a59a64a24da917d996518eCreate Pair343862172022-03-25 19:35:4293 days 4 hrs ago0x5783080fba331a42bfae2b276045553c8d21d59d IN  fBOMB Finance: Bomb Swap Factory0 FTM0.561427527921
0x1b442822f1cf0e773cd4dbf74f28e7862f922866f68c1ed2b5d6d0cf2af0f966Create Pair343860272022-03-25 19:32:4693 days 4 hrs ago0x5783080fba331a42bfae2b276045553c8d21d59d IN  fBOMB Finance: Bomb Swap Factory0 FTM0.559488156103
0xc95238afc8266d9cf9b86cb58af6699a689b22def15f5517715d4f600b112ee0Create Pair343859082022-03-25 19:30:0993 days 4 hrs ago0x5783080fba331a42bfae2b276045553c8d21d59d IN  fBOMB Finance: Bomb Swap Factory0 FTM0.563428415706
0x41dd66f59d7ef1c92af4d1763876646819fd4f65fc06c3ecc1214d78021eed3dCreate Pair343858402022-03-25 19:29:1293 days 4 hrs ago0x5783080fba331a42bfae2b276045553c8d21d59d IN  fBOMB Finance: Bomb Swap Factory0 FTM0.567210892248
0xea974571999685f512efb32f319ea53ace4530941afb43c3721cfb965c7d0f9bCreate Pair343857642022-03-25 19:28:0793 days 4 hrs ago0x5783080fba331a42bfae2b276045553c8d21d59d IN  fBOMB Finance: Bomb Swap Factory0 FTM0.500095244941
0xcd3469e2b997f0f64c99909ee436ac49fd3c7c9a9fc946e7bc578b2d65a6cc2eCreate Pair343856282022-03-25 19:26:0793 days 4 hrs ago0x5783080fba331a42bfae2b276045553c8d21d59d IN  fBOMB Finance: Bomb Swap Factory0 FTM0.566234623051
0x4d3bbf19fbd54a32963a20d05433329d700416879117de9b4005298bab910199Create Pair343853142022-03-25 19:21:2693 days 4 hrs ago0x5783080fba331a42bfae2b276045553c8d21d59d IN  fBOMB Finance: Bomb Swap Factory0 FTM0.606744506491
0x55a39fa7fe70c7e99129b990052668200b141b25ffeb1ad72e5bbe4c3127bf09Create Pair243066872021-12-08 1:13:59200 days 22 hrs agofBOMB Finance: Deployer IN  fBOMB Finance: Bomb Swap Factory0 FTM0.537531272616
0xfbe3a946bc98be9b36a36b1b086589b5b9efe8ab90c703869bfdbcd9dc3275a9Create Pair243065212021-12-08 1:11:35200 days 22 hrs agofBOMB Finance: Deployer IN  fBOMB Finance: Bomb Swap Factory0 FTM0.491535459948
0xc7f2c77e6c3f2ec326f5a6c1d3b4931bcc7a76d838d13f51c34cc17b9cdb6cc3Create Pair243064392021-12-08 1:09:43200 days 22 hrs agofBOMB Finance: Deployer IN  fBOMB Finance: Bomb Swap Factory0 FTM0.495704593499
0xed1a274e2e6abaaa004ba9e5f00f5b9a236ef320383a3eddbc14d4d513b08da7Create Pair237609882021-12-02 9:19:47206 days 14 hrs agofBOMB Finance: Deployer IN  fBOMB Finance: Bomb Swap Factory0 FTM0.335518663174
0xef26d36b28cb7383226ec4c4a8b5785d267dd8418e2adc56569f63d54ed56355Create Pair237319122021-12-02 2:26:23206 days 21 hrs agofBOMB Finance: Deployer IN  fBOMB Finance: Bomb Swap Factory0 FTM0.431533376115
0xe8e72be073ac697538eead7907d563cc4563194aa0264f609b8160aefb24869bCreate Pair237318402021-12-02 2:25:24206 days 21 hrs agofBOMB Finance: Deployer IN  fBOMB Finance: Bomb Swap Factory0 FTM0.434852632836
0x7337c66cd3b46ae36e3a3765ca50365521da1128ebcad5a4d9a35f4a2f739c01Create Pair237317412021-12-02 2:23:56206 days 21 hrs agofBOMB Finance: Deployer IN  fBOMB Finance: Bomb Swap Factory0 FTM0.403166228547
0x505d156ed2be28e516907b15f8c988529df03c915a9bbfbcd75e8da3804836f2Create Pair211691852021-11-05 18:26:45233 days 5 hrs ago0xd287786ac974bd3385b68bd8211122a395ccb2ce IN  fBOMB Finance: Bomb Swap Factory0 FTM0.644941389553
0x187140356ae55d400d439de6183fb81cc29eac180619cc3c6f2747496240fa5dCreate Pair211691282021-11-05 18:26:01233 days 5 hrs ago0xd287786ac974bd3385b68bd8211122a395ccb2ce IN  fBOMB Finance: Bomb Swap Factory0 FTM0.644938401576
0xca49396e4392a1b4ee5d7a76a03468f3bda5ff03f7398e6ffe5d001a0f5e25e7Create Pair211690892021-11-05 18:25:26233 days 5 hrs ago0xd287786ac974bd3385b68bd8211122a395ccb2ce IN  fBOMB Finance: Bomb Swap Factory0 FTM0.639579787333
0x08f28cbd3bb77244d6eeb1ba88f3fef435853b2ac979c9a1c73881d180c38f90Create Pair211690202021-11-05 18:24:34233 days 5 hrs ago0xd287786ac974bd3385b68bd8211122a395ccb2ce IN  fBOMB Finance: Bomb Swap Factory0 FTM0.644126394567
0x59acab6670ba8d2a866f8e24c4208348cd9a24d424e24ccc5ac2be6c72899d25Create Pair211685942021-11-05 18:17:43233 days 5 hrs ago0xd287786ac974bd3385b68bd8211122a395ccb2ce IN  fBOMB Finance: Bomb Swap Factory0 FTM0.490704339812
0xa2dd119b285cf2e64d4af5ab986183f4be68ee54fae200108cf78e6c92d85863Set Fee To138822492021-08-05 22:36:51325 days 1 hr agofBOMB Finance: Deployer IN  fBOMB Finance: Bomb Swap Factory0 FTM0.001426648335
0xfd21916a359ab899a1a644f51e2f91debf8d7f319242bedffd2a09d91da71a19Set Fee To137805842021-08-04 19:03:45326 days 5 hrs agofBOMB Finance: Deployer IN  fBOMB Finance: Bomb Swap Factory0 FTM0.002350567667
0x5ce55017790f84c79b49de386cdcefe813c582056c4df757d03a16c9c4d24698Set Fee To134832172021-08-01 11:56:57329 days 12 hrs agofBOMB Finance: Deployer IN  fBOMB Finance: Bomb Swap Factory0 FTM0.00564915
0x3c83eed949b124a60ec43161bd4ab866d013c32f9128d845d174864c49f2dcb40x60806040134831132021-08-01 11:55:19329 days 12 hrs agofBOMB Finance: Deployer IN  Create: UniswapV2Factory0 FTM0.32611241
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Latest 25 internal transaction
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0x83a74f273afdf29ac3855c31331bd9f6a69fca99ddc82c68a4269711f7d54e7e356400752022-04-09 15:15:2178 days 8 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x6d9368fc8e557a5cde5e536119049381af6403327134d79e1624c31ea9676a86354845762022-04-07 19:23:5280 days 4 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x173e2af914b41f185512b56241cee5f516b2c32578b9022a100d478ea451b36b344286382022-03-26 7:28:1892 days 16 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x188b0986bba6211568abc085bbd3dc640dc19146276fd804a5777c1ee52deeba343863022022-03-25 19:36:5193 days 4 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x4e22ac49c7bc38a64aea612d05cf9f267e266176c6a59a64a24da917d996518e343862172022-03-25 19:35:4293 days 4 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x1b442822f1cf0e773cd4dbf74f28e7862f922866f68c1ed2b5d6d0cf2af0f966343860272022-03-25 19:32:4693 days 4 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0xc95238afc8266d9cf9b86cb58af6699a689b22def15f5517715d4f600b112ee0343859082022-03-25 19:30:0993 days 4 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x41dd66f59d7ef1c92af4d1763876646819fd4f65fc06c3ecc1214d78021eed3d343858402022-03-25 19:29:1293 days 4 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0xea974571999685f512efb32f319ea53ace4530941afb43c3721cfb965c7d0f9b343857642022-03-25 19:28:0793 days 4 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0xcd3469e2b997f0f64c99909ee436ac49fd3c7c9a9fc946e7bc578b2d65a6cc2e343856282022-03-25 19:26:0793 days 4 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x4d3bbf19fbd54a32963a20d05433329d700416879117de9b4005298bab910199343853142022-03-25 19:21:2693 days 4 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x59ba80b9ee398fcb3a56a78323833ce6be5b28e06586ac55dcc01c1e85f30119326998652022-03-06 8:00:06112 days 16 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x76ffcca52bbff7b8b12f1375762f78d99f1774eff43545390b4d39e791130b9d324398652022-03-03 12:48:02115 days 11 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x22d3990f0acb0b9cc5f3a5db9fa478bbbadccf497aeda7b3d6a3ae3cf1caa547315509172022-02-20 21:02:17126 days 3 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0xbab8aaa321d5b6cd70b96ed837cbf462a714826dab9fb555ee6a07ee806e6ff4315505802022-02-20 20:56:21126 days 3 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x70c11b203ecd72a6998ebfac56425e19b6b60d3b930f4ece77277ccca80f811d313604202022-02-18 21:25:47128 days 2 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0xfd26549fae32761411971114c518691220a74bd0ccbe06aca763ada723854081288748082022-01-24 2:39:11153 days 21 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x3b1f1f30ee14ae6ce96bfb81437881f67ef20bbe98d5351cce29fed63b3e5789287969862022-01-23 6:43:56154 days 17 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x2b0b45baf8519f386ac9d520eeaef0c4625ff15a0786939abbc34d5ec9cb63f4263594772021-12-29 5:29:08179 days 18 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0xfe384e2e6509f1d0cd894236137dfc3d09a72858ada5490851756641787d022a254364052021-12-19 17:12:31189 days 6 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x03aa1baaa9e6eb97d3a2c9a42b814337e8889695b83b9d5582d2a3434b6b65f1248018962021-12-13 2:34:11195 days 21 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x221c0e0171da97841716298e88ced42afbb83574df23097b30d6b2ca20072310243875322021-12-08 20:45:26200 days 3 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0x55a39fa7fe70c7e99129b990052668200b141b25ffeb1ad72e5bbe4c3127bf09243066872021-12-08 1:13:59200 days 22 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0xfbe3a946bc98be9b36a36b1b086589b5b9efe8ab90c703869bfdbcd9dc3275a9243065212021-12-08 1:11:35200 days 22 hrs ago fBOMB Finance: Bomb Swap Factory  Contract Creation0 FTM
0xc7f2c77e6c3f2ec326f5a6c1d3b4931bcc7a76d838d13f51c34cc17b9cdb6cc3243064392021-12-08 1:09:43200 days 22 hrs ago fBOMB Finance: Bomb Swap 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 200 runs

Other Settings:
default evmVersion, GNU GPLv3 license

Contract Source Code (Solidity Multiple files format)

File 10 of 12: UniswapV2Factory.sol
// SPDX-License-Identifier: GPL-3.0

pragma solidity =0.6.12;

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

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

    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 setMigrator(address _migrator) external override {
        require(msg.sender == feeToSetter, 'UniswapV2: FORBIDDEN');
        migrator = _migrator;
    }

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

}

File 1 of 12: IERC20.sol
// SPDX-License-Identifier: GPL-3.0

pragma solidity >=0.5.0;

interface IERC20Uniswap {
    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
// SPDX-License-Identifier: GPL-3.0

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
// SPDX-License-Identifier: GPL-3.0

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
// SPDX-License-Identifier: GPL-3.0

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 migrator() 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;
    function setMigrator(address) external;
}

File 5 of 12: IUniswapV2Pair.sol
// SPDX-License-Identifier: GPL-3.0

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
// SPDX-License-Identifier: GPL-3.0

pragma solidity =0.6.12;

// 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
// SPDX-License-Identifier: GPL-3.0

pragma solidity =0.6.12;

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

library SafeMathUniswap {
    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: TransferHelper.sol
// SPDX-License-Identifier: GPL-3.0

pragma solidity >=0.6.0;

// helper methods for interacting with ERC20 tokens and sending ETH that do not consistently return true/false
library TransferHelper {
    function safeApprove(address token, address to, uint value) internal {
        // bytes4(keccak256(bytes('approve(address,uint256)')));
        (bool success, bytes memory data) = token.call(abi.encodeWithSelector(0x095ea7b3, to, value));
        require(success && (data.length == 0 || abi.decode(data, (bool))), 'TransferHelper: APPROVE_FAILED');
    }

    function safeTransfer(address token, address to, uint value) internal {
        // bytes4(keccak256(bytes('transfer(address,uint256)')));
        (bool success, bytes memory data) = token.call(abi.encodeWithSelector(0xa9059cbb, to, value));
        require(success && (data.length == 0 || abi.decode(data, (bool))), 'TransferHelper: TRANSFER_FAILED');
    }

    function safeTransferFrom(address token, address from, address to, uint value) internal {
        // bytes4(keccak256(bytes('transferFrom(address,address,uint256)')));
        (bool success, bytes memory data) = token.call(abi.encodeWithSelector(0x23b872dd, from, to, value));
        require(success && (data.length == 0 || abi.decode(data, (bool))), 'TransferHelper: TRANSFER_FROM_FAILED');
    }

    function safeTransferETH(address to, uint value) internal {
        (bool success,) = to.call{value:value}(new bytes(0));
        require(success, 'TransferHelper: ETH_TRANSFER_FAILED');
    }
}

File 9 of 12: UniswapV2ERC20.sol
// SPDX-License-Identifier: GPL-3.0

pragma solidity =0.6.12;

import './SafeMath.sol';

contract UniswapV2ERC20 {
    using SafeMathUniswap for uint;

    string public constant name = 'BOMB LP Token';
    string public constant symbol = 'BLP';
    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: UniswapV2Pair.sol
// SPDX-License-Identifier: GPL-3.0

pragma solidity =0.6.12;

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

interface IMigrator {
    // Return the desired amount of liquidity token that the migrator wants.
    function desiredLiquidity() external view returns (uint256);
}

contract UniswapV2Pair is UniswapV2ERC20 {
    using SafeMathUniswap  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(375) / 100).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 = IERC20Uniswap(token0).balanceOf(address(this));
        uint balance1 = IERC20Uniswap(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) {
            address migrator = IUniswapV2Factory(factory).migrator();
            if (msg.sender == migrator) {
                liquidity = IMigrator(migrator).desiredLiquidity();
                require(liquidity > 0 && liquidity != uint256(-1), "Bad desired liquidity");
            } else {
                require(migrator == address(0), "Must not have migrator");
                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 = IERC20Uniswap(_token0).balanceOf(address(this));
        uint balance1 = IERC20Uniswap(_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 = IERC20Uniswap(_token0).balanceOf(address(this));
        balance1 = IERC20Uniswap(_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 = IERC20Uniswap(_token0).balanceOf(address(this));
        balance1 = IERC20Uniswap(_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(10000).sub(amount0In.mul(19));
        uint balance1Adjusted = balance1.mul(10000).sub(amount1In.mul(19));
        require(balance0Adjusted.mul(balance1Adjusted) >= uint(_reserve0).mul(_reserve1).mul(10000**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, IERC20Uniswap(_token0).balanceOf(address(this)).sub(reserve0));
        _safeTransfer(_token1, to, IERC20Uniswap(_token1).balanceOf(address(this)).sub(reserve1));
    }

    // force reserves to match balances
    function sync() external lock {
        _update(IERC20Uniswap(token0).balanceOf(address(this)), IERC20Uniswap(token1).balanceOf(address(this)), reserve0, reserve1);
    }
}

File 12 of 12: UQ112x112.sol
// SPDX-License-Identifier: GPL-3.0

pragma solidity =0.6.12;

// 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);
    }
}

Contract Security Audit

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":[{"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":"migrator","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"},{"inputs":[{"internalType":"address","name":"_migrator","type":"address"}],"name":"setMigrator","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

000000000000000000000000caa31fa413c555e8b74e70fe9f6036385a7e0fc3

-----Decoded View---------------
Arg [0] : _feeToSetter (address): 0xcaa31fa413c555e8b74e70fe9f6036385a7e0fc3

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000caa31fa413c555e8b74e70fe9f6036385a7e0fc3


Deployed ByteCode Sourcemap

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Swarm Source

ipfs://b6171a00bce331050958fe63047e69440be2102093d8fa17c164f2872e9601e4
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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