/in/foo.cc: In function 'int print(int, int, int)':
/in/foo.cc:12:13: error: '_count' was not declared in this scope
             _count++;
             ^~~~~~
/in/foo.cc:13:12: error: '_count' was not declared in this scope
     return _count;
            ^~~~~~
/in/foo.cc:9:9: warning: unused variable 'count' [-Wunused-variable]
     int count = 2;
         ^~~~~