| Наибольший подъем | 900 | Solve |
| 2048 Game | 1000 | Solve |
| 3-palindrome | 1000 | Solve |
| 378QAQ and Mocha's Array | 1000 | Solve |
| ACM ICPC | 1000 | Solve |
| Absent Remainder | 1000 | Solve |
| Add and Divide | 1000 | Solve |
| Amr and Music | 1000 | Solve |
| Ania and Minimizing | 1000 | Solve |
| Annoying the Ghost | 1000 | Solve |
| Appending Mex | 1000 | Solve |
| Appleman and Easy Task | 1000 | Solve |
| Arpa’s hard exam and Mehrdad’s naive cheat | 1000 | Solve |
| Array Cancellation | 1000 | Solve |
| Array merging | 1000 | Solve |
| Asphalting Roads | 1000 | Solve |
| Assembly via Remainders | 1000 | Solve |
| Assigning to Classes | 1000 | Solve |
| Asterisk-Minor Template | 1000 | Solve |
| Bad Ugly Numbers | 1000 | Solve |
| Badge | 1000 | Solve |
| Balanced Rating Changes | 1000 | Solve |
| Balanced Remainders | 1000 | Solve |