Fix get_plank()

Dependencies

• [2] ZJPL7VNQ Separate planks from main
• [3] VSG6UWDY Can now build floors
• [4] C5VVJ5SO Print how many rows
• [5] USO5PZWO Start with the print function, separate mutable and immutable functions

Change contents

• replacement in src/floor.rs at line 113
  [2.2205]→[2.2205:2323](∅→∅)
  − /// Get the number of plank rows for this floor

  − pub fn rows_count(&self) -> usize {

  − self.planks.len()
  [2.2205]

  [2.2323]
  + /// Get the number of planks for this floor

  + pub fn planks_count(&self) -> u32 {

  + self.planks.len() as u32