摘要：
Zhejiang University has 40000 students and provides 2500 courses. Now given the registered course list of each student, you are supposed to output the 阅读全文
posted @ 2018-04-22 19:52
王清河
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摘要：
Zhejiang University has 40000 students and provides 2500 courses. Now given the student name lists of all the courses, you are supposed to output the 阅读全文
posted @ 2018-04-22 18:51
王清河
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摘要：
A number that will be the same when it is written forwards or backwards is known as a Palindromic Number. For example, 1234321 is a palindromic number 阅读全文
posted @ 2018-04-22 14:53
王清河
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