└── RewardSystem.sol


/RewardSystem.sol:
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 1 | // SPDX-License-Identifier: MIT
 2 | pragma solidity ^0.8.0;
 3 | 
 4 | contract RewardSystem {
 5 |     uint256 public rewardRate = 100;
 6 |     mapping(address => uint256) public rewards;
 7 | 
 8 |     function increaseReward(address user) public {
 9 |         rewards[user] += rewardRate;
10 |     }
11 |     
12 |     function getReward(address user) public view returns (uint256) {
13 |         return rewards[user];
14 |     }
15 | }
16 | 


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