Untitled

void x(int n, char from_rod, char to_rod, char aux_rod) {
    if (n == 0) {
        return;
    }
    x(n - 1, from_rod, aux_rod, to_rod);
    System.out.println("Move disk " + n + " from rod " + from_rod + " to rod " + to_rod);
    x(n - 1, aux_rod, to_rod, from_rod);
}