2016年3月4日
hdu3652B-number (数位dp)
摘要： Problem DescriptionA wqb-number, or B-number for short, is a non-negative integer whose decimal form contains the sub- string "13" and... 阅读全文
posted @ 2016-03-04 17:37 Herumw 阅读(153) 评论(0) 推荐(0) 编辑
poj3252 Round Numbers (数位dp）
摘要： DescriptionThe 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 @ 2016-03-04 15:39 Herumw 阅读(201) 评论(0) 推荐(0) 编辑
hdu4920Matrix multiplication (矩阵，bitset)
摘要： Problem DescriptionGiven two matrices A and B of size n×n, find the product of them.bobo hates big integers. So you are only asked to ... 阅读全文
posted @ 2016-03-04 12:39 Herumw 阅读(240) 评论(0) 推荐(0) 编辑
poj2443Set Operation (bitset)
摘要： DescriptionYou are given N sets, the i-th set (represent by S(i)) have C(i) element (Here "set" isn't entirely the same as the "set" d... 阅读全文
posted @ 2016-03-04 09:33 Herumw 阅读(180) 评论(0) 推荐(0) 编辑