#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main()
{
  unsigned int k[4];
  unsigned char *cp;
  unsigned int *ip;
  int i;

  cp = (unsigned char *) k;
  ip = k+2;

  for (i = 0; i < 16; i++) {
    cp[i] = i*16 + 15-i;
  }

  printf("0: 0x%x\n", cp[3]);
  printf("1: 0x%x\n", cp[7]);
  printf("2: 0x%x\n", k[0]);
  printf("3: 0x%x\n", *ip);

  memcpy(cp+2, cp+10, 4);

  printf("4: 0x%x\n", cp[3]);
  printf("5: 0x%x\n", cp[4]);
  printf("6: 0x%x\n", k[0]);
  printf("7: 0x%x\n", k[1]);

  cp += 12;
  ip = (unsigned int *) cp;
  i = ip - k;
  printf("8: %d\n", i);
  i = cp - (unsigned char *) k;
  printf("9: %d\n", i);
  return 0;
}