素数因子1098

 1 #include<iostream>
 2 using namespace std;
 3 int main(){
 4     int n,i;
 5     while(cin>>n){
 6         for(i=2;i<n;i++){
 7             if(n%i==0){
 8                 cout<<i<<‘ ‘;
 9                 n=n/i;
10                 i--;
11             }
12         }
13         cout<<n;
14         cout<<endl;
15     }
16     return 0;
17 }