/in/foo.cc: In function 'int main()':
/in/foo.cc:31:10: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
   31 | printf("%d\n",maxx);
      |         ~^    ~~~~
      |          |    |
      |          int  long long int
      |         %lld