| Alias | Your score | Title | Solved # |
|---|---|---|---|
| CEOI15_nuclearia | Nuclearia Batch | 21 | |
| CEOI15_pipes | Pipes Batch | 212 | |
| CEOI15_teams | Calvinball championship Batch | 256 | |
| CEOI16_icc | ICC Batch | 226 | |
| CEOI16_kangaroo | Kangaroo Batch | 495 | |
| CEOI16_match | Match Batch | 168 | |
| CEOI16_popeala | Popeala Batch | 135 | |
| CEOI16_router | Router Output Only | 16 | |
| CEOI17_building | Building Bridges Batch | 501 | |
| CEOI17_chase | Chase Batch | 133 | |
| CEOI17_mousetrap | Mousetrap Batch | 106 | |
| CEOI17_mul | Multiply Batch | 15 | |
| CEOI17_museum | Museum Batch | 198 | |
| CEOI17_oneway | One-Way Streets Batch | 542 | |
| CEOI17_palindromic | Palindromic Partitions Batch | 523 | |
| CEOI17_sure | Sure Bet Batch | 561 | |
| CEOI18_clo | Cloud Computing Batch | 678 | |
| CEOI18_fib | Fibonacci representations Batch | 16 | |
| CEOI18_glo | Global Warming Batch | 929 | |
| CEOI18_lot | Lottery Batch | 266 | |
| CEOI18_toy | Toys Batch | 335 | |
| CEOI18_tri | Triangles Batch | 122 | |
| CEOI19_amusementpark | Amusement Park Batch | 90 | |
| CEOI19_countsquares | Count Squares Batch | 36 | |
| CEOI19_cubeword | Cubeword Batch | 137 |
