摘要: 大致题意:给出一个整数n,(1 int n,flat;unsigned long long b;void DFS(unsigned long long a,int step){ if(flat||step==19) { return ; } if(a%n==0)... 阅读全文
posted @ 2014-05-12 21:03 903SW-BAO 阅读(91) 评论(0) 推荐(0) 编辑