// Arithmetic, function calls and imports!

fn array() -> [[[u16; 4];1];1] {
    return [[[10, 15, 7, 9]]];
}

fn main() -> u16 {
    let mut list = array();

    let a = [[[5, 3, 2]]];

    list[0][0][2] = 19;
    // let a = 1;

    return a[0][0][1];
}