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Codeforces
5 题 · 0 已翻译
Codeforces Round 421 (Div. 2)
2017/06/27 22:35
120 分钟
820
Codeforces
A
Mister B and Book Reading
Mister B and Book Reading
900
仅原文
B
Mister B and Angle in Polygon
Mister B and Angle in Polygon
1300
仅原文
C
Mister B and Boring Game
Mister B and Boring Game
2200
仅原文
D
Mister B and PR Shifts
Mister B and PR Shifts
未评级
仅原文
E
Mister B and Beacons on Field
Mister B and Beacons on Field
未评级
仅原文