Progression.java

import java.util.Scanner;

public class Progression
{
 	public static void main(String [] args)
 	{
 		Scanner keyboard = new Scanner (System.in);
		System.out.println(
			"This program will calculate the geometric and ");
		System.out.println(
			"harmonic progression for the number you enter.");
		System.out.print(
			"Enter an integer that is greater than or equal to 1:  ");		
		int input = keyboard.nextInt();
		int geomAnswer = geometricRecursive (input);
		double harmAnswer = harmonicRecursive (input);
		System.out.println("Using recursion:");
		System.out.println("The geometric progression of " + input + " is " + geomAnswer);
		System.out.println("The harmonic progression of " + input + " is " + harmAnswer);
		
		geomAnswer = geometricIterative (input);
		harmAnswer = harmonicIterative (input);
		System.out.println("Using iteration:");
		System.out.println("The geometric progression of " + input + " is " + geomAnswer);
		System.out.println("The harmonic progression of " + input + " is " + harmAnswer);
	}
}