题解 | #牛牛的二三七整除#
牛牛的二三七整除
https://www.nowcoder.com/practice/b2cf0b791245436f8f0591ae9f4c664f
依序判断即可
#include<iostream>
using namespace std;
int main()
{
int num;
while(cin>>num)
{
if(num%2==0)
cout<<"2"<<" ";
if(num%3==0)
cout<<"3"<<" ";
if(num%7==0)
cout<<"7"<<" ";
if(num%7&&num%2&&num%3)
cout<<"n";
}
return 0;
}
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