Solve problems to sharpen your skills
| Problem | Points | Status | |
|---|---|---|---|
| CCC '20 J3 - Art | 3 pts | — | Solve → |
| CCC '14 S2 - Assigning Partners | 3 pts | — | Solve → |
| CCC '17 J2 - Shifty Sum | 3 pts | — | Solve → |
| CCC '20 J2 - Epidemiology | 3 pts | — | Solve → |
| CCC '16 J1 - Tournament Selection | 1 pts | — | Solve → |
| CCC '13 J2 - Rotating letters | 1 pts | — | Solve → |
| COCI '11 Contest 5 #2 - Eko | 5 pts | — | Solve → |
| CCC '24 S4 - Painting Roads | 10 pts | — | Solve → |
| CCC '26 S5 - On the Fence | 10 pts | — | Solve → |
| CCC '26 S3 - Common Card Choice | 7 pts | — | Solve → |
| CCC '23 S3 - Palindromic Poster | 7 pts | — | Solve → |
| CCC '24 S3 - Swipe | 7 pts | — | Solve → |
| CCC '22 S3 - Good Samples | 7 pts | — | Solve → |
| CCC '21 S5 - Math Homework | 10 pts | — | Solve → |
| CCC '22 S5 - Good Influencers | 10 pts | — | Solve → |
| CCC '23 S5 - The Filter | 10 pts | — | Solve → |
| CCC '25 S5 - To-Do List | 10 pts | — | Solve → |
| CCC '22 S4 - Good Triplets | 7 pts | — | Solve → |
| CCC '24 S5 - Chocolate Bar Partition | 10 pts | — | Solve → |
| CCC '21 S4 - Daily Commute | 10 pts | — | Solve → |
