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Codeforces
6 题 · 0 已翻译
Codeforces Round 427 (Div. 2)
2017/07/31 22:35
120 分钟
835
Codeforces
A
Key races
Key races
800
仅原文
B
The number on the board
The number on the board
1100
仅原文
C
Star sky
Star sky
1600
仅原文
D
Palindromic characteristics
Palindromic characteristics
1900
仅原文
E
The penguin's game
The penguin's game
2400
仅原文
F
Roads in the Kingdom
Roads in the Kingdom
2500
仅原文