| JOI26_multi | | Multi Communication 2 Interactive Communication | 3 |
| APIO26_ancient | | Ancient Ruins Excursion Interactive Communication | 3 |
| APIO26_apio | | This is APIO, not APOI Interactive Communication | 3 |
| APIO26_game | | Communication Game Interactive Communication | 3 |
| APIO26_bike | | 자전거 Batch | 3 |
| POSTECH26PPC_B | | Classical POSTECH Problem Batch | 3 |
| POSTECH26PPC_I | | 오와 열 Batch | 3 |
| CEOI26_birdwatchers | | Birdwatchers Batch | 3 |
| CEOI26_vim | | Vim Batch | 3 |
| IOI26_boringgame | | Boring Game Interactive | 3 |
| TOKI14_safest | | 가장 안전한 경로 Batch | 2 |
| kriii3_X | | 통로 위의 개미 Batch | 2 |
| KRIII5_NO | | New Ocurrences Batch | 2 |
| KRIII5P_3 | | 구간들 Batch | 2 |
| FXCUP2_ransomware | | 랜섬웨어와 비트코인 Output Only | 2 |
| FXCUP2_coloring | | 1-Color Coloring Batch | 2 |
| FXCUP2_testdata | | Test Data Creation Batch | 2 |
| FXCUP3_lokahia | | 로카히아 유적 Two steps | 2 |
| FXCUP3_ant | | 일하는 개미 Batch | 2 |
| FXCUP3_hourglass | | 천사의 모래시계 Batch | 2 |
| Balkan15_RADIO | | Radio Batch | 2 |
| FXCUP4_onward | | Play Onwards Two steps | 2 |
| CERC12_B | | Who wants to live forever? Batch | 2 |
| CERC12_K | | Graphic Madness Batch | 2 |
| ROI16_sending | | 서류 전달 Batch | 2 |