출처

  2. Japanese Olympiad in Informatics
  3. Spring Training Camp/Qualifying Trial
  4. 2019/2020
  5. Day 1
#문제ID내 점수제목해결한 사람 수
1JOI20_building4
0 / 100
Building 4 Batch 413
2JOI20_hamburg
0 / 100
Hamburg Steak Batch 23
3JOI20_sweeping
0 / 100
Sweeping Batch 54