2018年3月31日
URAL 2070 Interesting Numbers
摘要： Discription Nikolay and Asya investigate integers together in their spare time. Nikolay thinks an integer is interesting if it is a prime number. Howe 阅读全文
posted @ 2018-03-31 18:54 蒟蒻JHY 阅读(209) 评论(0) 推荐(0) 编辑