Outline:

1. Questions?
2. Control flow in Kotlin: functions
   • basic functions
   • passing parameters
   • returning a value
   • examples: Exercise 2 from Lesson 2
3. Interlude: null safety
4. Classes in Kotlin
   • constructors
   • instance variables
   • methods
   • example: Exercise
5. Wrap-up

What’s next

• Quiz 1 will be next Monday and cover the first 4-5 Quiz Learning Objectives
• Assignment 1 is due next Wednesday

What you should do now:

• The readings (see below)
• Complete Part A of Assignment 1 today

Reading assignment (to be completed by the next class):

Kotlin basics, cont’d (from today):

• Functions
• Classes
• Null safety

Kotlin basics, cont’d (for next time):

• Another take on classes
• Another take on constructors
• Inheritance