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Tower of Hanoi in Java #217

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Tower of Hanoi in Java #217

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21 changes: 21 additions & 0 deletions GeeksForGeeks/Celebrity-Problem/JAVA/Tower-of-Hanoi.java
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Original file line number Diff line number Diff line change
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import java.util.Scanner;

public class TowerOfHanoi {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.print("Enter the number of disks: ");
int n = sc.nextInt();
towerOfHanoi(n, 'A', 'C', 'B');
sc.close();
}

public static void towerOfHanoi(int n, char fromRod, char toRod, char auxRod) {
if (n == 1) {
System.out.println("Move disk 1 from rod " + fromRod + " to rod " + toRod);
return;
}
towerOfHanoi(n - 1, fromRod, auxRod, toRod);
System.out.println("Move disk " + n + " from rod " + fromRod + " to rod " + toRod);
towerOfHanoi(n - 1, auxRod, toRod, fromRod);
}
}