1  pragma solidity ^0.5.0;
 2  
 3  contract SimpleStorage {
 4    uint public storedData;
 5  
 6    constructor(uint initialValue) public {
 7      storedData = initialValue;
 8    }
 9  
10    function set(uint x) public {
11      storedData = x;
12    }
13  
14    function get() public view returns (uint retVal) {
15      return storedData;
16    }
17  }