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全部文章（共32篇）

【CF 1197C】Array Splitting 差分序列

C. Array Splitting You are given a sorted array a1,a2,…,ana1,a2,…,an (for each index i>1i>1 condition a...

Codeforce

2019-07-25

0 933

【CF 1197A】DIY Wooden Ladder

A. DIY Wooden Ladder Let's denote a kk-step ladder as the following structure: exactly k+2k+2 wooden planks, of w...

Codeforce

2019-07-24

0 945