转自:http://www.cnblogs.com/kevince/p/3887827.html 首先声明一下,这里的规律指的是循环,即找到最小循环周期. 这么一说大家心里肯定有数了吧,“不就是next数组性质的应用嘛”,没错,正是如此. 在ACM的比赛中有些时候会遇到一些题目,可以或必须通过找出数据的规律来编写代码,这里我们专门来讨论下 如何运用KMP中next数组的性质 来寻找一个长数组中的最小循环周期. 先来看一道题 ZOJ 3785 What day is that day? Time…
A - Magic Number Time Limit:2000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice ZOJ 3622 Appoint description: Description A positive number y is called magic number if for every positive integer x it satisfies tha…
H - Treasure Hunt IV Time Limit:2000MS Memory Limit:65536KB 64bit IO Format:%lld & %llu Description Alice is exploring the wonderland, suddenly she fell into a hole, when she woke up, she found there are b - a + 1 treasures labled a from b in…
Description 题目描述 It's Saturday today, what day is it after 11 + 22 + 33 + ... + NN days? 今天是星期六,11 + 22 + 33 + ... + NN 天后是星期几? Input 输入 There are multiple test cases. The first line of input contains an integer T indicating the number of test cases.…
What day is that day? Time Limit: 2 Seconds Memory Limit: 65536 KB It's Saturday today, what day is it after 11 + 22 + 33 + ... + NN days? Input There are multiple test cases. The first line of input contains an integer T indicating the number o…