Tuple Structs

Exercises

Definition

Description

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// Complete the structure definition.

struct Point

impl Point {
    fn on_x_axis(&self) -> bool {
        self.1 == 0.0
    }
    fn on_y_axis(&self) -> bool {
        self.0 == 0.0
    }
}

fn main() {
    let point = Point(0.0, 0.0);
    if point.on_x_axis() && point.on_y_axis() {
        println!("Point is origin");
    }
}
Hint 1

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Hint 2

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Hint 3

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Solution 
struct Point(f32, f32);

impl Point {
  fn on_x_axis(&self) -> bool {
      self.1 == 0.0
  }
  fn on_y_axis(&self) -> bool {
      self.0 == 0.0
  }
}

fn main() {
  let point = Point(0.0, 0.0);
  if point.on_x_axis() && point.on_y_axis() {
      println!("Point is origin");
  }
}