use std::io::*;
use std::str::FromStr;

fn read<T: FromStr>() -> T {
    let stdin = stdin();
    let stdin = stdin.lock();
    let token: String = stdin
        .bytes()
        .map(|c| c.expect("failed to read char") as char) 
        .skip_while(|c| c.is_whitespace())
        .take_while(|c| !c.is_whitespace())
        .collect();
    token.parse().ok().expect("failed to parse token")
}

fn main() {
    let x: u64 = read();
    let n: u64 = read();
    let m: u64 = read();
    let a: Vec<u64> = (0..n).map(|_| read()).collect();
    let b: Vec<u64> = (0..m).map(|_| read()).collect();
    let in_a = (&a).into_iter().fold(false, |a, b| *b == x || a);
    let in_b = (&b).into_iter().fold(false, |a, b| *b == x || a);
    if in_a && in_b {
        println!("MrMaxValu");
    } else if in_a {
        println!("MrMax");
    } else if in_b {
        println!("MaxValu");
    } else {
        println!("-1");
    }
}