Function add_complex

Source Code/20-05.rs:8–10

(lhs: Complex, rhs: Complex)

        im: f64,
    }
    fn add_complex(lhs: Complex, rhs: Complex) -> Complex {
        Complex { re: lhs.re + rhs.re, im: lhs.im + rhs.im }
    }
    let z1 = Complex { re: 3.8, im: -2.1 };
    let z2 = Complex { re: -1.5, im: 8.6 };
    let z3 = add_complex(z1, z2);