10 2019 档案
摘要:题目: Lexicographical order is often known as alphabetical order when dealing with strings. A string is greater than another string if it comes later in
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摘要:题目 An English text needs to be encrypted using the following encryption scheme. 附上链接: Encryption 一点小知识~~(智障的小知识)~~ 但想要判断列表等可迭代对象的索引是否越界,不可以直接使用 因为如果索引
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摘要:题目 David has several containers, each with a number of balls in it. He has just enough containers to sort each type of ball he has into its own contai
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摘要:题目: There are a number of people who will be attending ACM ICPC World Finals. Each of them may be well versed in a number of topics. Given a list of t
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