/* exer4-3.c */
#include <stdio.h>

int main(void)
{

  printf("\\n : \n");
  printf("\'\\n\' : %c\n",'\n');
  printf("\'\\012\' : %c\n",'\012');
  printf("\'\\xa\' : %c\n",'\xa');
 
  return 0;
}