// Arithmetic, function calls and imports!

struct Test {
    field: i32,
    second: [u32; 4],
}

fn test() -> Test {
    let value = Test {
        field: 5,
        second: [6, 3, 4, 8],
    };
    return value;
}

fn main() -> u32 {
    let mut value = test();

    let beep = [2, 3, 4];
    let boop = 3;

    let mut a = &mut value;

    *a.second[2] = 5;

    return *a.second[2];
}