├── BasicMath
└── README.md


/BasicMath:
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 1 | // SPDX-License-Identifier: MIT
 2 | pragma solidity ^0.8.0;
 3 | 
 4 | contract BasicMath {
 5 |     uint256 constant MAX_INT = type(uint256).max;
 6 | 
 7 |     function adder(uint256 _a, uint256 _b) external pure returns (uint256 sum, bool error) {
 8 |         if (_b > MAX_INT - _a) {
 9 |             return (0, true); // Overflow occurred
10 |         }
11 |         return (_a + _b, false);
12 |     }
13 | 
14 |     function subtractor(uint256 _a, uint256 _b) external pure returns (uint256 difference, bool error) {
15 |         if (_b > _a) {
16 |             return (0, true); // Underflow occurred
17 |         }
18 |         return (_a - _b, false);
19 |     }
20 | }
21 | 


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/README.md:
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1 | Read me now
2 | 


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