Check out example codes for "tower of hanoi program in java using recursion". It will help you in understanding the concepts better.

Code Example 1

// Java recursive program to solve tower of hanoi puzzle 
  
class GFG 
{ 
    // Java recursive function to solve tower of hanoi puzzle 
    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); 
    } 
      
    //  Driver method 
    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 
    } 
}

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