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Educational Codeforces Round 33 (Rated for Div. 2) E. Counting Arrays [数论II][组合数学]

Meternal 2017-11-28 16:15 阅读:200 评论:0 推荐:0

Codeforces Round #422 (Div. 2) D. My pretty girl Noora [数论][dp]

Meternal 2017-07-07 09:48 阅读:192 评论:0 推荐:0

Educational Codeforces Round 24 E. Card Game Again[数论][线段树]

Meternal 2017-09-21 13:27 阅读:190 评论:0 推荐:0

Codeforces Round #435 (Div. 2) E. Mahmoud and Ehab and the function[二分]

Meternal 2017-09-20 20:51 阅读:186 评论:0 推荐:0

Codeforces Round #450 (Div. 2)D. Unusual Sequences[数论][组合数学][dp II]

Meternal 2017-12-26 20:16 阅读:183 评论:0 推荐:0