Session 4: Variables

Recap (5 min)

Variables (15 min)

• what are variables? (boxes to store information, different types for different things)
• basic types: int, float, bool
• what can we do with variables (put something in the box, see what's in the box)
• assignment
• storing function outputs in variables
• comparison
• using variables as function inputs

Practical task (60-70 min)

• develop a lock with a PIN code
• compare remote input (3-4 digits) with expected code
• indicate correctness with and LED

Locoboard (if time allows)

• show locoboard, explain what we can do with it