Instruction
Excellent! One more exercise.
Exercise
What is the most profitable movie in each genre and country? Group all movies by genre, and then by country.
Stuck? Here's a hint!
Use the max() function on the box_office column.

Excellent! One more exercise.
What is the most profitable movie in each genre and country? Group all movies by genre, and then by country.
Use the max() function on the box_office column.
