[code lang=”java”]/*
* File: Hailstone.java
* Name:
* Section Leader:
* ——————–
* This file is the starter file for the Hailstone problem.
*/
import acm.program.*;
public class Hailstone extends ConsoleProgram {
public void run() {
//index for the number of loops to do
int index =0;
//query for the number
int number = readInt("Enter a number: ");
//loop until the number ==1
while(number!=1){
//increment the loop
index++;
//if number is even take half
if(number%2==0){
println(number+" is even so I take half: "+(number/=2));
} else {
//else if odd make it 3n+1
println(number+" is odd, so I make 3n +1: "+(number = (number*3)+1));
}
}
//print the number of loops
println("The process took "+index+" to reach 1.");
}
}
[/code]