use proconio::input;

fn main() {
	input! {
		x: usize,
		n: usize,
		m: usize,
		a: [usize; n],
		b: [usize; m],
	}

    let fa = a.into_iter().find(|num| *num == x);
    let fb = b.into_iter().find(|num| *num == x);

    let ans = match (fa, fb) {
        (Some(_), Some(_)) => "MrMaxValu",
        (Some(_), None) => "MrMax",
        (None, Some(_)) => "MaxValu",
        (None, None) => "-1",
    };

	println!("{ans}");
}