请将以下程序归纳成循环结构
int n;
cin>>n;
cout<<n/2<<" ";
cout<<n/4<<" ";
cout<<n/6<<" ";
cout<<n/8<<" ";
cout<<n/10<<" ";
cout<<n/12<<" ";
cout<<n/14<<" ";
cout<<n/16<<" ";
cout<<n/18<<" ";
cout<<n/20<<" ";