/in/foo.cc: In function 'int main()':
/in/foo.cc:6:15: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
  scanf("%d",&n);
             ~~^
/in/foo.cc:16:17: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
  printf("%d",sss); 
                 ^
/in/foo.cc:7:6: warning: unused variable 'x' [-Wunused-variable]
  int x,y;
      ^
/in/foo.cc:7:8: warning: unused variable 'y' [-Wunused-variable]
  int x,y;
        ^