#include <stdio.h>
#include <stdlib.h>
#include <string.h>
 
int
main (int argc, char **argv)
{

  int var1 = 0x12345678;
  long int var2 = 0x1234267812345678;
  int var3 = 0x123;
  long int var4 = 0x1234267;


  printf ("%X\n",var1);
  printf ("%lX\n", var2);

  printf ("%X\n",var3);
  printf ("%lX\n", var4);

  printf ("%08X\n",var3);
  printf ("%016lX\n", var4);


  return 0;
}

/*
output:

12345678
1234267812345678
123
1234267
00000123
0000000001234267

*/