2018年10月16日
POJ_2480 Longge's problem【积性函数+欧拉函数的理解与应用】
摘要： 题目： Longge is good at mathematics and he likes to think about hard mathematical problems which will be solved by some graceful algorithms. Now a probl 阅读全文
posted @ 2018-10-16 15:58 Dybala21 阅读(161) 评论(0) 推荐(0)