/in/foo.cc: In function 'int main()':
/in/foo.cc:36:20: warning: format '%ld' expects argument of type 'long int*', but argument 2 has type 'long long int*' [-Wformat=]
   scanf("%ld",&a[i]);
                    ^
/in/foo.cc:43:34: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'long long int' [-Wformat=]
   printf("%ld\n",query(1,1,n,x,y));
                                  ^