/in/foo.cc:5:11: warning: missing terminating " character
     cout<<"ckwckwckwckwckwckwckwckwckwckwckw
           ^
/in/foo.cc:5:11: error: missing terminating " character
     cout<<"ckwckwckwckwckwckwckwckwckwckwckw
           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/in/foo.cc:13:34: warning: missing terminating " character
 ckwckwckwckwckwckwckwckwckwckwckw"<<endl;
                                  ^
/in/foo.cc:13:34: error: missing terminating " character
 ckwckwckwckwckwckwckwckwckwckwckw"<<endl;
                                  ^~~~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:5:5: error: 'cout' was not declared in this scope
     cout<<"ckwckwckwckwckwckwckwckwckwckwckw
     ^~~~
/in/foo.cc:5:5: note: suggested alternative:
In file included from /in/foo.cc:1:0:
/usr/include/c++/6/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^~~~
/in/foo.cc:6:1: error: 'ckw' was not declared in this scope
 ckw                           ckw
 ^~~