| Problem | Solutions | Attempts | First Solved |
|---|---|---|---|
| A. Rectangle Inside of a Circle | 20 | 31 | 0:03:44 |
| B. Range Palindrome | 1 | 12 | 2:20:59 |
| C. Little Boy and Fat Man | 1 | 13 | 1:32:27 |
| D. Array Divisors | 6 | 16 | 1:36:04 |
| E. Maximum Matching | 23 | 26 | 0:47:22 |
| F. Counting on nameString | 26 | 27 | 0:16:12 |
| G. Cosmic Distance | 0 | 3 | Unsolved |
| H. Audacity 2 | 30 | 32 | 0:06:20 |
