随笔分类 -  数论---组合数

摘要:置置置换 已经提交 已经通过 置置置换 已经提交 已经通过 63.89% Total Submission:72 Total Accepted:46 Total Submission:72 Total Accepted:46 题目描述 wlswlswls有一个整数nnn,他想请你算一下有多少1... 阅读全文
posted @ 2019-01-24 17:20 wyboooo 阅读(146) 评论(0) 推荐(0)
摘要:在看牛客网给的题解的参考资料的时候看到了生成函数不太懂就去查了一下感觉真的太奇妙了 拍案叫绝今天数学教我做人 参考:http://www.cppblog.com/MiYu/archive/2010/08/05/122290.html生成函数(母函数)的定义是有一个数列... 阅读全文
posted @ 2018-08-18 13:55 wyboooo 阅读(377) 评论(0) 推荐(0)
摘要:CodeTransmitting and memorizing information is a task that requires different coding systems for the best use of the available space. ... 阅读全文
posted @ 2018-01-23 09:17 wyboooo 阅读(101) 评论(0) 推荐(0)
摘要:Round NumbersThe cows, as you know, have no fingers or thumbs and thus are unable to play Scissors, Paper, Stone' (also known as 'Rock... 阅读全文
posted @ 2018-01-20 16:28 wyboooo 阅读(155) 评论(0) 推荐(0)