public/subjects/collatzcountdown.en.md

collatzcountdown

Instructions

Write a function, CollatzCountdown, that returns the number of steps to reach 1 using the collatz countdown.

The function must have the following signature.

Expected function

func CollatzCountdown(start int) int {

}

Usage

Here is a possible program to test your function :

package main

import (
	"fmt"
	student ".."
)

func main() {
	steps := student.CollatzCountdown(12)
	fmt.Println(steps)
}

And its output :

student@ubuntu:~/student/collatzcountdown$ go build
student@ubuntu:~/student/collatzcountdown$ ./collatzcountdown
10
student@ubuntu:~/student/collatzcountdown$