#include <stdio.h>
#define UNISCI(A, B) A ## B
int main (void)
{
printf ("%i\n", UNISCI
(1234, 5678)); return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CiNkZWZpbmUgVU5JU0NJKEEsIEIpIEEgIyMgQgppbnQgbWFpbiAodm9pZCkKewogIHByaW50ZiAoIiVpXG4iLCBVTklTQ0koMTIzNCwgNTY3OCkpOwogIHJldHVybiAwOwp9Cg==