/in/foo.cc: In function 'int main()':
/in/foo.cc:16:24: error: expected ';' before string constant
   16 |                 cout<<3" "<<5;
      |                        ^~~
      |                        ;
/in/foo.cc:18:24: error: expected ';' before string constant
   18 |                 cout<<5" "<<7;
      |                        ^~~
      |                        ;
/in/foo.cc:20:24: error: expected ';' before string constant
   20 |                 cout<<3" "<<7;
      |                        ^~~
      |                        ;