27 lines
1.0 KiB
Java
27 lines
1.0 KiB
Java
package Others;
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import java.util.Scanner;
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class TowerOfHanoi {
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public static void shift(int n, String startPole, String intermediatePole, String endPole) {
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// if n becomes zero the program returns thus ending the loop.
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if (n != 0) {
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// Shift function is called in recursion for swapping the n-1 disc from the startPole to the
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// intermediatePole
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shift(n - 1, startPole, endPole, intermediatePole);
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System.out.format("Move %d from %s to %s\n", n, startPole, endPole); // Result Printing
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// Shift function is called in recursion for swapping the n-1 disc from the intermediatePole
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// to the endPole
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shift(n - 1, intermediatePole, startPole, endPole);
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}
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}
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public static void main(String[] args) {
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System.out.print("Enter number of discs on Pole 1: ");
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Scanner scanner = new Scanner(System.in);
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int numberOfDiscs = scanner.nextInt(); // input of number of discs on pole 1
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shift(numberOfDiscs, "Pole1", "Pole2", "Pole3"); // Shift function called
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scanner.close();
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}
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}
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