Baltic Olympiad in Informatics 2020 Day 1 - 출처

#문제ID내 점수제목해결한 사람 수
1BOI20_colors
0 / 100
Colors Interactive 84
2BOI20_mixture
0 / 100
Mixture Batch 32
3BOI20_joker
0 / 100
Joker Batch 184