/in/foo.cc: In function 'int main()':
/in/foo.cc:28:18: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
  scanf("%I64d",&n);
                  ^
/in/foo.cc:31:62: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
   scanf("%I64d %I64d %I64d %I64d",&x1[i],&y1[i],&x2[i],&y2[i]);
                                                              ^
/in/foo.cc:31:62: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long long int*' [-Wformat=]
/in/foo.cc:31:62: warning: format '%d' expects argument of type 'int*', but argument 4 has type 'long long int*' [-Wformat=]
/in/foo.cc:31:62: warning: format '%d' expects argument of type 'int*', but argument 5 has type 'long long int*' [-Wformat=]
/in/foo.cc:53:20: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
  printf("%I64d",ans);
                    ^