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此博客已润到https://chaoswinder.net 之后也许还会在这更新吧，主要是各种玩意在自己手里感觉好点，而且博客园不太适合发非技术文章 阅读全文
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题目In the movie "Blues Brothers", the orphanage where Elwood and Jack were raised may be sold to the Board of Education if they do not pay 5000 dollars 阅读全文
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题目You are assigned to design network connections between certain points in a wide area. You are given a set of points in the area, and a set of possib 阅读全文
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题目The Department of National Defence (DND) wishes to connect several northern outposts by a wireless network. Two different communication technologies 阅读全文
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题目 You are given a weighted undirected graph. The vertices are enumerated from 1 to n. Your task is to find the shortest path between the vertex 1 and 阅读全文
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题目 One day n cells of some array decided to play the following game. Initially each cell contains a number which is equal to it's ordinal number (star 阅读全文
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题目 Bertown is a city with nn buildings in a straight line. The city's security service discovered that some buildings were mined. A map was compiled, 阅读全文
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题目 "QAQ" is a word to denote an expression of crying. Imagine "Q" as eyes with tears and "A" as a mouth. Now Diamond has given Bort a string consistin 阅读全文
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题目John is the only priest in his town. October 26th is the John’s busiest day in a year because there isan old legend in the town that the couple who 阅读全文
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题目A Subsequence is a sequence obtained by deleting zero or more characters in a string. A Palindrome isa string which when read from left to right, re 阅读全文