Lesson 52 of 79 · 15 minutes

Grids: lists inside lists: Cinema Seats

Rows and columns: find, book and count the seats in a cinema, with lists inside a list.

What you'll learn

• A list of lists
• Changing one seat
• Looping over one row
• Looping over the whole grid
• Row and column swapped

Each idea opens with a short narrated video, about 2 minutes in all. Then you put it to work in the game.

The six levels

1. Row 1, Seat 2 Change it
2. Book a Seat Copy and type
3. Along the Row Fill the gap
4. Count the Free Seats Write it
5. The Wrong Seat Fix it
6. Any Cinema Boss level

The levels go from changing one word, to writing the code on your own. The boss level changes every time you play.

New to Python? Start with the free games in Module 1.