Prime Ring Problem Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Othe ...

Is It A Tree? Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/3 ...

1.题目大意 Write a program that outputs the string representation of numbers from 1 to n. But for mult ...

题目 题目链接 Given an array of integers, 1 ≤ a[i] ≤ n (n = size of array), some elements appear twice an ...

题目 题目链接 Given a non-empty string check if it can be constructed by taking a substring of it and app ...

1.题目大意 求一个长度不超过80的字符串的最小周期. 2.思路 非常简单,基本就是根据周期的定义做出来的,几乎不需要过脑. 3.应该注意的地方 (1) 最后输出的方式要注意,不 ...

1.题目大意 Given two strings s and t which consist of only lowercase letters. String t is generated by ...

A Bug's Life Time Limit: 15000/5000 MS (Java/Others) Memory Limit: 32768/3 ...

Sticks Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Sub ...

1.题目大意 Given an array of integers, every element appears twice except for one. Find that single one ...