class GFG
{

    static void towerOfHanoi(int n, char from_rod, char to_rod, char aux_rod)

    {

        if (n == 1)

        {

            System.out.println("Move disk 1 from rod " +  from_rod + " to rod " + to_rod);

            return;

        }

        towerOfHanoi(n-1, from_rod, aux_rod, to_rod);

        System.out.println("Move disk " + n + " from rod " +  from_rod + " to rod " + to_rod);

        towerOfHanoi(n-1, aux_rod, to_rod, from_rod);

    }

    public static void main(String args[])

    {

        int n = 4; // Number of disks

        towerOfHanoi(n, \'A\', \'C\', \'B\');  // A, B and C are names of rods

    }
}