vec.rs

use std::ops::{Add, Sub, Mul};

#[derive(Debug, Clone, Copy)]
pub struct Vector {
    x: i128,
    y: i128,
}


impl Vector {
    pub fn new(x: i128, y: i128) -> Vector {
        Vector { x, y }
    }
}


impl Add for Vector {
    type Output = Vector;

    fn add(self, rhs: Self) -> Vector {
        Vector {
            x: self.x + rhs.x,
            y: self.y + rhs.y,
        }
    }
}

impl Sub for Vector {
    type Output = Vector;

    fn sub(self, rhs: Self) -> Vector {
        Vector {
            x: self.x - rhs.x,
            y: self.y - rhs.y,
        }
    }
}


impl Mul for Vector {
    type Output = i128;

    fn mul(self, rhs: Self) -> i128 {
        self.x * rhs.x + self.y * rhs.y
    }
}