摘要: Prime TimeEuler is a well-known matematician, and, among many other things, he discovered that the formula n 2 + n + 41 produces a prime for 0 ≤ n #in... 阅读全文
posted @ 2015-11-20 17:26 午夜阳光~ 阅读(480) 评论(0) 推荐(0) 编辑
摘要: http://codeforces.com/problemset/problem/540/BSchool MarksTime Limit:2000MSMemory Limit:262144KB64bit IO Format:%I64d & %I64uSubmitStatusPracticeCodeF... 阅读全文
posted @ 2015-11-20 16:11 午夜阳光~ 阅读(250) 评论(0) 推荐(0) 编辑