/in/foo.cc:19:13: warning: multi-character character constant [-Wmultichar]
    cout<<i<<'  '<<g<<endl;
             ^~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:11:6: error: invalid types 'double [30005][double]' for array subscript
   a[x]++;
      ^