| Problem | Solutions | Attempts | First Solved |
|---|---|---|---|
| A. Copycat | 9 | 10 | 2:49:54 |
| B. Add Them Up | 9 | 10 | 2:51:21 |
| C. Squared | 9 | 10 | 2:52:31 |
| D. Missing Number | 9 | 9 | 2:56:36 |
| E. Maximum | 9 | 9 | 3:02:55 |
| F. Mixed Fractions | 8 | 8 | 3:08:20 |
| G. Running Average Again | 7 | 7 | 3:14:38 |
| H. Math and Watermelons | 7 | 7 | 3:16:34 |
| I. Is Palindrome | 7 | 7 | 3:59:36 |
| J. Divisors | 8 | 8 | 3:33:50 |
| K. Making Friends | 7 | 7 | 3:38:34 |
| L. Is Anagram | 7 | 7 | 4:33:49 |
| M. Is Prime | 8 | 8 | 3:43:20 |
| N. Fibonacci Numbers | 7 | 7 | 4:50:59 |
| O. Incompatible Crops | 4 | 4 | 6:02:07 |
| P. Pascal's Triangle | 5 | 5 | 8:45:13 |
| Q. Byang's Additions | 4 | 4 | 6:36:13 |
| R. Tidy Bits | 5 | 5 | 6:40:51 |
| S. Decent Arrays | 7 | 7 | 4:07:27 |
| T. Better Passwords | 7 | 7 | 6:28:43 |
| U. Set Union | 4 | 5 | 7:01:29 |
| V. Caesar Cipher | 5 | 6 | 7:42:01 |
| W. Little Subarray Sum | 6 | 6 | 4:41:36 |
| X. ASCII Progress Bar | 6 | 6 | 7:56:10 |
| Y. Proper Leap Years | 6 | 6 | 3:50:12 |
| Z. Neat Brackets | 7 | 7 | 4:18:39 |
