Lab 13: Collatz sequence

Hands-on lab · 20 min · Module 5

Follow the Collatz rule from any starting number down to 1, printing each number and counting the steps.

Open Lab 13 in the IP Lab Portal

What you will practice

• Write a loop whose length is not known in advance
• Branch on even and odd values
• Count the steps taken

Before you start

Time

20 minutes

Where

IP Lab Portal

Module

Module 5: Loops

• In the IP Lab Portal, open Lab 13 - Collatz sequence.
• In class, this lab comes right after the Lesson 5 recap slide in Module 5 core material.