2012年3月17日
POJ 2992 Divisors[组合数 因子个数]
摘要： DescriptionYour task in this problem is to determine the number of divisors of Cnk. Just for fun -- or do you need any special reason for such a useful computation?InputThe input consists of several instances. Each instance consists of a single line containing two integers n and k (0 ≤ k ≤ n ≤ 431), 阅读全文
posted @ 2012-03-17 19:03 'wind 阅读(220) 评论(0) 推荐(0)