啥都不会啊!怎么办啊!

Fitz

慢慢来生活总会好起来的!!!

摘要: Problem Description There are n apples on a tree, numbered from 1 to n.Count the number of ways to pick at most m apples. Input The first line of the 阅读全文
posted @ 2018-08-28 16:41 Fitz~ 阅读(616) 评论(0) 推荐(0) 编辑