08 2019 档案
摘要:Number Sequence Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 225136 Accepted Submission(s): 57
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摘要:Matrix Power Series Time Limit: 3000MS Memory Limit: 131072K Total Submissions: 31485 Accepted: 12686 Description Given a n × n matrix A and a positiv
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摘要:组合的输出 排列与组合是常用的数学方法,其中组合就是从n个元素中抽出r个元素(不分顺序且r < = n),我们可以简单地将n个元素理解为自然数1,2,…,n,从中任取r个数。 现要求你不用递归的方法输出所有组合。 例如n = 5 ,r = 3 ,所有组合为: 1 2 3 1 2 4 1 2 5 1
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摘要:To Fill or Not to Fill 时间限制: 1 Sec 内存限制: 32 MB 题目描述 With highways available, driving a car from Hangzhou to any other city is easy. But since the tank
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