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- package com.company;
- import java.util.Scanner;
- public class Main {
- private static Scanner input = new Scanner(System.in);
- public static void main(String[] args) {
- int number;
- int count = 0;
- System.out.println("Please enter a whole number: ");
- number = input.nextInt();
- while (number < 1) {
- System.out.println(number + " is less than 1. Please re-enter a new number:");
- number = input.nextInt();
- }
- while (number > 1) {
- if (number % 2 == 0)
- number = number / 2;
- else number = (3 * number) + 1;
- System.out.println(number);
- System.out.println();
- count++;
- }
- System.out.println("It takes " + count + " steps to reach 1");
- //System.out.println("Would you like to continue? (y or n)");
- }
- }
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