题解 | #牛牛的二三七整除#
牛牛的二三七整除
http://www.nowcoder.com/practice/b2cf0b791245436f8f0591ae9f4c664f
#include <stdio.h> int main(){ int n; scanf("%d",&n); if(n%2==0)printf("2 "); if(n%3==0)printf("3 "); if(n%7==0)printf("7 "); if(n%2!=0&&n%3!=0&&n%7!=0)printf("n"); return 0; }