#include <stdio.h>

void f(int i){
  char ch;
  if (i >= 1){
    printf("(%1d)Enter a character: ", i);   /* Prompt for a char    */
    scanf(" %c", &ch);              
    f(i-1);                                  /* Recursive call       */
    printf("(%1d)We read: '%c'\n", i, ch);    /* Print the char       */
  }
  else 
    printf("(%1d)No more recursive calls\n", i);
}

int main(void) {
  f(4);
  return 0;
}