Level 01: inputs, outputs and structure 0 of 9 activities solved
  1. 1. Hello World
  2. 2. Carpet cost
  3. 3. Ball pit
  4. 4. Dice face 5
  5. 5. Temperature converter
  6. 6. Fish tank volume
  7. 7. Microscopy
  8. 8. Circle properties
  9. 9. Energy bill calculator
Next series Level 02: selections
Level 01: inputs, outputs and structure

3. Ball pit

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# Ball pit program # ------------------------- # Subprograms # ------------------------- # Function to return the volume of the ball pit def ball_pit_volume(ball_pit_radius, ball_pit_height): pi = 3.14 return pi * (ball_pit_radius * ball_pit_radius) * ball_pit_height # Function to return the volume of a ball def ball_volume(ball_radius): pi = 3.14 return (4 / 3) * pi * (ball_radius * ball_radius * ball_radius) # ------------------------- # Main program # ------------------------- ball_pit_radius = 1 # Meters ball_pit_height = 0.2 # Meters ball_radius = 0.05 # Meters packing_density = 0.75 # Volume taken up by the balls balls = (ball_pit_volume(ball_pit_radius, ball_pit_height) / ball_volume(ball_radius)) * packing_density print("You need", balls, "balls to fill the ball pit.")