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1. 题目 On a broken keyboard, some of the keys are always stucked. So when you type some sentences, the characters corresponding to those keys will appe 阅读全文
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1. 题目 People often have a preference among synonyms of the same word. For example, some may prefer "the police", while others may prefer "the cops". A 阅读全文
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1. 题目 The Japanese language is notorious for its sentence ending particles. Personal preference of such particles can be considered as a reflection of 阅读全文
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1. 题目 Sherlock Holmes received a note with some strange strings: Let's date! 3485djDkxh4hhGE 2984akDfkkkkggEdsb s&hgsfdk d&Hyscvnm. It took him only a 阅读全文
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1. 题目 Given a non-negative integer N, your task is to compute the sum of all the digits of N, and output every digit of the sum in English. Input Spec 阅读全文
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1. 题目 To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing pass 阅读全文
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1. 题目 Behind the scenes in the computer's memory, color is always talked about as a series of 24 bits of information for each pixel. In an image, the 阅读全文
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1. 题目 Given two sets of integers, the similarity of the sets is defined to be Nc/Nt×100%, where Nc is the number of distinct common numbers shared by 阅读全文
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1. 题目 Zhejiang University has 40,000 students and provides 2,500 courses. Now given the registered course list of each student, you are supposed to ou 阅读全文
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1. 题目 Zhejiang University has 40000 students and provides 2500 courses. Now given the student name lists of all the courses, you are supposed to outpu 阅读全文
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1. 题目 A Digital Library contains millions of books, stored according to their titles, authors, key words of their abstracts, publishers, and published 阅读全文