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@MirzaChilman
Created November 20, 2021 04:11
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Created using remix-ide: Realtime Ethereum Contract Compiler and Runtime. Load this file by pasting this gists URL or ID at https://remix.ethereum.org/#version=soljson-v0.8.7+commit.e28d00a7.js&optimize=false&runs=200&gist=
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.0 <0.9.0;
contract SimpleStorage {
uint256 public favoriteNumber;
struct People {
uint256 favoriteNumber;
string name;
}
mapping(string => uint256) public nameToFavoriteNumbers;
People[] public people;
function store(uint256 _favoriteNumber) public {
favoriteNumber = _favoriteNumber;
}
function retrieve(uint256 retrived) public view returns(uint256) {
assert(retrived <= favoriteNumber);
return favoriteNumber - retrived;
}
function addPerson(string memory _name, uint256 _favoriteNumber) public {
people.push(People({
favoriteNumber: _favoriteNumber,
name: _name
}));
nameToFavoriteNumbers[_name] = _favoriteNumber;
}
}
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