{ "contractName": "Math", "abi": [], "metadata": "{\"compiler\":{\"version\":\"0.5.16+commit.9c3226ce\"},\"language\":\"Solidity\",\"output\":{\"abi\":[],\"devdoc\":{\"details\":\"Assorted math operations\",\"methods\":{},\"title\":\"Math\"},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"openzeppelin-solidity/contracts/math/Math.sol\":\"Math\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"openzeppelin-solidity/contracts/math/Math.sol\":{\"keccak256\":\"0x37605dd0606b349cfb1b679892e1bb0ef4ddc16dedb06e229cc4402610a7a848\",\"urls\":[\"bzz-raw://c44b0c7fe0523f3f9a10d2924d7d7137b1349b1e71cd4be57550e185a098ca55\",\"dweb:/ipfs/QmbBLBCBPpqna3QZTiomSwyBdtt5Ua9DqkFgYicMd7Coya\"]}},\"version\":1}", "bytecode": "0x60556023600b82828239805160001a607314601657fe5b30600052607381538281f3fe73000000000000000000000000000000000000000030146080604052600080fdfea265627a7a7231582017fffebf575488e1e42fb7e5d60991ff4cc0a4e64b84ae58d4aec5600e80f37364736f6c63430005100032", "deployedBytecode": "0x73000000000000000000000000000000000000000030146080604052600080fdfea265627a7a7231582017fffebf575488e1e42fb7e5d60991ff4cc0a4e64b84ae58d4aec5600e80f37364736f6c63430005100032", "sourceMap": "81:744:75:-;;132:2:-1;166:7;155:9;146:7;137:37;255:7;249:14;246:1;241:23;235:4;232:33;222:2;;269:9;222:2;293:9;290:1;283:20;323:4;314:7;306:22;347:7;338;331:24", "deployedSourceMap": "81:744:75:-;;;;;;;;", "source": "pragma solidity ^0.5.0;\n\n/**\n * @title Math\n * @dev Assorted math operations\n */\nlibrary Math {\n /**\n * @dev Returns the largest of two numbers.\n */\n function max(uint256 a, uint256 b) internal pure returns (uint256) {\n return a >= b ? a : b;\n }\n\n /**\n * @dev Returns the smallest of two numbers.\n */\n function min(uint256 a, uint256 b) internal pure returns (uint256) {\n return a < b ? a : b;\n }\n\n /**\n * @dev Calculates the average of two numbers. Since these are integers,\n * averages of an even and odd number cannot be represented, and will be\n * rounded down.\n */\n function average(uint256 a, uint256 b) internal pure returns (uint256) {\n // (a + b) / 2 can overflow, so we distribute\n return (a / 2) + (b / 2) + ((a % 2 + b % 2) / 2);\n }\n}\n", "sourcePath": "openzeppelin-solidity/contracts/math/Math.sol", "ast": { "absolutePath": "openzeppelin-solidity/contracts/math/Math.sol", "exportedSymbols": { "Math": [ 21180 ] }, "id": 21181, "nodeType": "SourceUnit", "nodes": [ { "id": 21113, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:75" }, { "baseContracts": [], "contractDependencies": [], "contractKind": "library", "documentation": "@title Math\n@dev Assorted math operations", "fullyImplemented": true, "id": 21180, "linearizedBaseContracts": [ 21180 ], "name": "Math", "nodeType": "ContractDefinition", "nodes": [ { "body": { "id": 21129, "nodeType": "Block", "src": "229:38:75", 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Since these are integers,\naverages of an even and odd number cannot be represented, and will be\nrounded down.", "id": 21179, "implemented": true, "kind": "function", "modifiers": [], "name": "average", "nodeType": "FunctionDefinition", "parameters": { "id": 21152, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 21149, "name": "a", "nodeType": "VariableDeclaration", "scope": 21179, "src": "650:9:75", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 21148, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "650:7:75", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 21151, "name": "b", "nodeType": "VariableDeclaration", "scope": 21179, "src": "661:9:75", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": 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