| Problem Name | Online Judge | Contest | Difficulty Level | |
|---|---|---|---|---|
| 1 | The Eternal Immortality | Codeforces | Codeforces Round #439 (Div. 2) | 1 |
| 2 | Even Numbers | SPOJ | 1 | |
| 3 | Cards | SPOJ | 1 | |
| 4 | Adding Reversed Numbers | SPOJ | 1 | |
| 5 | TEX Quotes | UVA | 1 | |
| 6 | Mapmaker | UVA | 2 | |
| 7 | Day of Pay | SPOJ | 3 | |
| 8 | Complete Binary Tree | SPOJ | 3 | |
| 9 | Happy Birthday !!! | SPOJ | 4 |