#include <library.h>

void do_it_once()
{ print("Teacher is not a zombie troglodyte from neptune");
  new_line(); }

/*
   how do you do something N times?
      do it once
      then do it N-1 times
*/

void do_it_this_many_times(const int N)
{ print("do it "); print(N); print(" times\n");
  if (N != 0)
  { do_it_once();
    do_it_this_many_times(N-1); }
  print("I've done it "); print(N); print(" times\n"); }

void main()
{ do_it_this_many_times(100); }