Implementing Sub for our Vector

src/main.rs

@@ -1,4 +1,4 @@
-use std::ops::Add;
+use std::ops::{Add, Sub};
 
 #[derive(Copy, Clone)]
 struct Vector3 {
@@ -21,11 +21,21 @@ impl Add for Vector3 {
     }
 }
 
+impl Sub for Vector3 {
+    type Output = Vector3;
+
+    fn sub(self, rhs: Vector3) -> Self::Output {
+        Vector3::new(self.x - rhs.x, self.y - rhs.y, self.z - rhs.z)
+    }
+}
+
 fn main() {
     let vec1 = Vector3::new(1.0, 0.0, 0.0);
     let vec2 = Vector3::new(0.0, 1.0, 0.0);
 
     let vec3 = vec1 + vec2;
+    let vec4 = vec1 - vec2;
 
     println!("x = {}, y = {}, z = {}", vec3.x, vec3.y, vec3.z);
+    println!("x = {}, y = {}, z = {}", vec4.x, vec4.y, vec4.z);
 }