knock_knock

#include <stdio.h>

void knock_knock(char * s){
  printf("%d\n", *s);
  while(*s++ != '\0'){
    printf("%d\n", *s);
    printf("Bazinga\n\n");
  }
}


int main(void) {
  int data[5] = { -1, -3, 256, -4, 0};
  knock_knock((char *) data);

  return 0;
}