4: Add solution for "quiz1".

Dependencies

• [2] H6XH45OP 0

Change contents

• edit in exercises/quiz1.rs at line 9
  [2.112990]→[2.112990:113008](∅→∅)
  −

  − // I AM NOT DONE
• edit in exercises/quiz1.rs at line 12
  [2.113050]

  [2.113050]
  +

  + fn calculate_apple_price(apples: usize) -> usize {

  + if apples > 40 { apples } else { apples * 2 }

  + }