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Codeforces Round #144 (Div. 2) A. Perfect Permutation

Daniel Qiu 2013-01-23 12:14 阅读:151 评论:0 推荐:0

CROC-MBTU 2012, Final Round (Online version, Div. 2) A - Paper Work

Daniel Qiu 2013-01-19 21:43 阅读:151 评论:0 推荐:0

Sicily 1007. To and Fro

Daniel Qiu 2013-01-23 15:27 阅读:148 评论:0 推荐:0

Codeforces Round #149 (Div. 2) A. Heads or Tails

Daniel Qiu 2013-01-20 11:09 阅读:145 评论:0 推荐:0

POJ 1007 DNA Sorting

Daniel Qiu 2013-01-31 18:34 阅读:142 评论:0 推荐:0