2016年12月6日
Last non-zero Digit in N!
摘要： Last non-zero Digit in N! Problem Description The expression N!, read as "N factorial," denotes the product of the first N positive integers, where N 阅读全文
posted @ 2016-12-06 19:31 勿忘初心0924 阅读(618) 评论(0) 推荐(0) 编辑