: In function 'int main()':
:3:12: error: 'cin' was not declared in this scope
    3 |     while (cin>>times) {
      |            ^~~
:26:26: error: 'cout' was not declared in this scope
   26 |             if (flag==1) cout<<"YES"<<endl;
      |                          ^~~~
:26:39: error: 'endl' was not declared in this scope
   26 |             if (flag==1) cout<<"YES"<<endl;
      |                                       ^~~~
:27:18: error: 'cout' was not declared in this scope
   27 |             else cout<<"NO"<<endl;
      |                  ^~~~
:27:30: error: 'endl' was not declared in this scope
   27 |             else cout<<"NO"<<endl;
      |                              ^~~~