Painting、时光

2015年8月2日

摘要： The cows are journeying north to Thunder Bay in Canada to gain cultural enrichment and enjoy a vacation on the sunny shores of Lake Superior. Bessie, ... 阅读全文

posted @ 2015-08-02 21:09 Painting、时光阅读(137) 评论(0) 推荐(0) 编辑

HDU4027——线段树成段更新——Can you answer these queries?

摘要： A lot of battleships of evil are arranged in a line before the battle. Our commander decides to use our secret weapon to eliminate the battleships. Ea... 阅读全文

posted @ 2015-08-02 21:07 Painting、时光阅读(169) 评论(0) 推荐(0) 编辑

HDU5339——DFS——Untitled

摘要： There is an integeraandnintegersb1,…,bn. After selecting some numbers fromb1,…,bnin any order, sayc1,…,cr, we want to make sure thatamodc1modc2mod…mod... 阅读全文

posted @ 2015-08-02 15:27 Painting、时光阅读(106) 评论(0) 推荐(0) 编辑

Codeforces483B——二分——Friends and Presents

摘要： You have two friends. You want to present each of them several positive integers. You want to presentcnt1numbers to the first friend andcnt2numbers to... 阅读全文

posted @ 2015-08-02 15:01 Painting、时光阅读(267) 评论(0) 推荐(0) 编辑

2015年8月1日

POJ3468——线段树成段更新——A Simple Problem with Integers

摘要： You haveNintegers,A1,A2, ... ,AN. You need to deal with two kinds of operations. One type of operation is to add some given number to each number in a... 阅读全文

posted @ 2015-08-01 15:47 Painting、时光阅读(163) 评论(0) 推荐(0) 编辑

HDU2795——线段树——Billboard

摘要： At the entrance to the university, there is a huge rectangular billboard of size h*w (h is its height and w is its width). The board is the place wher... 阅读全文

posted @ 2015-08-01 15:45 Painting、时光阅读(133) 评论(0) 推荐(0) 编辑

HDU5313——DP+vector——Bipartite Graph

摘要： Soda has a bipartite graph withnvertices andmundirected edges. Now he wants to make the graph become a complete bipartite graph with most edges by add... 阅读全文

posted @ 2015-08-01 15:39 Painting、时光阅读(168) 评论(0) 推荐(0) 编辑

HDU5317——素数筛——RGCDQ

摘要： Mr. Hdu is interested in Greatest Common Divisor (GCD). He wants to find more and more interesting things about GCD. Today He comes up with Range Grea... 阅读全文

posted @ 2015-08-01 15:38 Painting、时光阅读(200) 评论(0) 推荐(0) 编辑

POJ2420——三分——A Star not a Tree?

摘要： Luke wants to upgrade his home computer network from 10mbs to 100mbs. His existing network uses 10base2 (coaxial) cables that allow you to connect any... 阅读全文

posted @ 2015-08-01 15:35 Painting、时光阅读(229) 评论(0) 推荐(0) 编辑

HDU4932——二分——Miaomiao's Geometry

摘要： There are N point on X-axis . Miaomiao would like to cover them ALL by using segments with same length.There are 2 limits:1.A point is convered if the... 阅读全文

posted @ 2015-08-01 15:34 Painting、时光阅读(151) 评论(0) 推荐(0) 编辑

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