// Informatik - HS 2011
// Program: BuchmannSven.cpp
// Autor: Sven Buchmann
#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); //w_{i -1}^ F
ifm::left (90); //+
f(i -1); //w_{i -1}^ F
f(i -1); //w_{i -1}^ F
ifm::right (90); //-
f(i -1); //w_{i -1}^ F
ifm::left (90); //+
f(i -1); //w_{i -1}^ F
f(i -1); //w_{i -1}^ F
ifm::left (90); //+
f(i -1); //w_{i -1}^ F
}
}
int main () {
std::cout << " Number of iterations =? ";
unsigned int n;
std::cin >> n;
f(n); ifm::left (90); f(n); ifm::left (90);
f(n); ifm::left (90); f(n);
return 0;
}
