题目链接:http://poj.org/problem?id=2408 World-renowned Prof. A. N. Agram's current research deals with large anagram groups. He has just found a new application for his theory on the distribution of characters in English language texts. Given such a text…
Description World-renowned Prof. A. N. Agram's current research deals with large anagram groups. He has just found a new application for his theory on the distribution of characters in English language texts. Given such a text, you are to find the la…
题目链接: http://poj.org/problem?id=1816 http://bailian.openjudge.cn/practice/1816?lang=en_US Time Limit: 2000MS Memory Limit: 65536K Description A word is a string of lowercases. A word pattern is a string of lowercases, '?'s and '*'s. In a pattern, a '…
Phone List 时间限制:1000 ms | 内存限制:65535 KB 难度:4 描述 Given a list of phone numbers, determine if it is consistent in the sense that no number is the prefix of another. Let's say the phone catalogue listed these numbers: Emergency 911 Alice 97 625 999…
Babelfish Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 30816 Accepted: 13283 Description You have just moved from Waterloo to a big city. The people here speak an incomprehensible dialect of a foreign language. Fortunately, you have…
Colored Sticks Time Limit: 5000MS Memory Limit: 128000K Total Submissions: 27134 Accepted: 7186 Description You are given a bunch of wooden sticks. Each endpoint of each stick is colored with some color. Is it possible to align the sticks in a st…