| Problem | Solutions | Attempts | First Solved |
|---|---|---|---|
| A. Power of the Champion | 7 | 17 | 0:20:26 |
| B. The Story of Two Friends | 5 | 9 | 0:31:33 |
| C. Help to Be Happy | 5 | 6 | 0:26:17 |
| D. Another String Query Problem | 0 | 0 | Unsolved |
| E. Maximum Sum Segment | 1 | 5 | 1:01:21 |
| Problem | Solutions | Attempts | First Solved |
|---|---|---|---|
| A. Power of the Champion | 7 | 17 | 0:20:26 |
| B. The Story of Two Friends | 5 | 9 | 0:31:33 |
| C. Help to Be Happy | 5 | 6 | 0:26:17 |
| D. Another String Query Problem | 0 | 0 | Unsolved |
| E. Maximum Sum Segment | 1 | 5 | 1:01:21 |
