# 标题 奖励 解出人数
2214
Credability of witnesses
9.9
2213
Monochromatic triangles
5.7 x 10
2212
DP
Lecture halls reservation
8.5 x 4
2211
DP
The number of n-k-special sets
7.7 x 4
2210
Canoes
8.4 x 18
2209
Ali Baba
9.9
标签云