E - Power Strings Time Limit:3000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Submit Status Practice POJ 2406 Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = &…
原文链接https://www.cnblogs.com/zhouzhendong/p/51Nod1553.html 题目传送门 - 51Nod1553 题意 有一个串只包含数字字符.串的长度为n,下标从1开始. 有两种操作方式: 1 l r c (1≤l≤r≤n, c是数字字符),表示将l到r这一段的字符全部改成c字符: 2 l r d (1≤l≤r≤n, 1≤d≤r-l+1),表示询问l到r这一段区间内的子串是否是以d为周期的串. 字符串s是以x (1≤x≤|s|),为周期的串的条件是:对于所…
A character string is said to have period k if it can be formed by concatenating one or more repetitionsof another string of length k. For example, the string ”abcabcabcabc” has period 3, since it is formedby 4 repetitions of the string ”abc”. It als…
2019 杭电多校 1 1013 题目链接:HDU 6590 比赛链接:2019 Multi-University Training Contest 1 Problem Description After returning with honour from ICPC(International Cat Programming Contest) World Finals, Tom decides to say goodbye to ICPC and start a new period of l…
A character string is said to have period k if it can be formed by concatenating one or more repetitions of another string of length k. For example, the string ”abcabcabcabc” has period 3, since it is formed by 4 repetitions of the string ”abc”. It a…
var matchWords; function notifyTextLength() { var inputNum = document.getElementById("txtTitle").value.replace(/[^\x00-\xff]/g, "**").length; //得到输入的字节数 if (inputNum <= 200) { matchWor…
亲和串 Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 6579 Accepted Submission(s): 2976 Problem Description 人随着岁数的增长是越大越聪明还是越大越笨,这是一个值得全世界科学家思考的问题,同样的问题Eddy也一直在思考,因为他在很小的时候就知道亲和串如何判断了,但是发现,现在长…
亲和串 Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 7298 Accepted Submission(s): 3324 Problem Description 人随着岁数的增长是越大越聪明还是越大越笨,这是一个值得全世界科学家思考的问题,同样的问题Eddy也一直在思考,因为他在很小的时候就知道亲和串如何判断了,但是发现,现在长大…