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C. Tram time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output The tram in Berland goes along a 阅读全文
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f(cos(x))=cos(n∗x) holds for all xx. Given two integers nn and mm, you need to calculate the coefficient of x^mxm in f(x)f(x), modulo 9982443539982 阅读全文
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CS Course Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 593 Accepted Submission(s): 288 Problem 阅读全文
摘要:
A Math Problem Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 817 Accepted Submission(s): 344 Pr 阅读全文