// Informatik - Serie 11 - Challenge 125
// Program: EstermannMiro.cpp
// Autor: Miro Estermann
#include
#include
// POST: the word w_i^F is drawn
void f (const unsigned int i) {
if (i == 0)
ifm::forward(); // F
else {
f(i-1);
f(i-1);
ifm::left(25);
f(i-1);
ifm::save();
ifm::left(25);
ifm::restore();
f(i-1);
ifm::right(100);
f(i-1);
ifm::save();
ifm::right(100);
f(i-1);
ifm::restore();
ifm::right(100);
ifm::save();
ifm::left(25);
f(i-1);
ifm::right(100);
f(i-1);
ifm::right(25);
f(i-1);
ifm::restore();
}
}
int main () {
std::cout << "Number of iterations =? ";
unsigned int n;
std::cin >> n;
f(n);
return 0;
}
