zangzang

2018年6月7日

摘要：大佬给讲的自己加了一些备注阅读全文

posted @ 2018-06-07 23:45 zangzang 阅读(1238) 评论(0) 推荐(0) 编辑

摘要：问题 F: Go Home 题目描述 There is a kangaroo at coordinate 0 on an infinite number line that runs from left to right, at time 0. During the period between t 阅读全文

posted @ 2018-06-07 23:43 zangzang 阅读(556) 评论(0) 推荐(0) 编辑

Dubious Document

摘要：问题 K: Dubious Document 题目描述 Snuke loves "paper cutting": he cuts out characters from a newspaper headline and rearranges them to form another string.H 阅读全文

posted @ 2018-06-07 23:42 zangzang 阅读(274) 评论(0) 推荐(0) 编辑

2018年6月1日

Factors of Factorial

摘要：问题 G: Factors of Factorial 题目描述 You are given an integer N. Find the number of the positive divisors of N!, modulo 109+7.Constraints1≤N≤103 输入 The inp 阅读全文

posted @ 2018-06-01 15:24 zangzang 阅读(229) 评论(0) 推荐(0) 编辑

Lining Up

摘要：问题 H: Lining Up 题目描述 There are N people, conveniently numbered 1 through N. They were standing in a row yesterday, but now they are unsure of the orde 阅读全文

posted @ 2018-06-01 14:40 zangzang 阅读(768) 评论(0) 推荐(0) 编辑

2018年5月28日

AtCoDeer and Rock-Paper

摘要： 6474: AtCoDeer and Rock-Paper 题目描述 AtCoDeer the deer and his friend TopCoDeer is playing a game. The game consists of N turns. In each turn, each play 阅读全文

posted @ 2018-05-28 00:00 zangzang 阅读(165) 评论(0) 推荐(0) 编辑

2018年5月27日

Boxes and Candies

摘要：问题 G: Boxes and Candies 题目描述 There are N boxes arranged in a row. Initially, the i-th box from the left contains ai candies.Snuke can perform the foll 阅读全文

posted @ 2018-05-27 13:59 zangzang 阅读(145) 评论(0) 推荐(0) 编辑

2018年5月26日

Snuke's Coloring 2-1

摘要：问题 H: Snuke's Coloring 2-1 题目描述 There is a rectangle in the xy-plane, with its lower left corner at (0,0) and its upper right corner at (W,H). Each of 阅读全文

posted @ 2018-05-26 19:31 zangzang 阅读(153) 评论(0) 推荐(0) 编辑

AtCoDeer and Election Report

摘要：问题 F: AtCoDeer and Election Report 题目描述 AtCoDeer the deer is seeing a quick report of election results on TV. Two candidates are standing for the elec 阅读全文

posted @ 2018-05-26 19:30 zangzang 阅读(199) 评论(0) 推荐(0) 编辑

2018年5月24日

Cities

摘要：问题 C: Cities 题目描述 There are n cities in Byteland, and the ith city has a value ai. The cost of building a bidirectional road between two cities is the 阅读全文

posted @ 2018-05-24 00:46 zangzang 阅读(239) 评论(0) 推荐(0) 编辑

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