use proconio::input;

fn check_number(n: u32, likes: &[bool; 10]) -> bool {
    let mut result = true;

    let mut m = n;
    while m > 0 {
        let l = m % 10;

        if !likes[l as usize] {
            result = false;
            break;
        }

        m /= 10;
    }

    result
}

fn main() {
    input!{
        mut n: u32,
        k: u32,
        d: [u32; k],
    };

    let mut likes = [true; 10];
    for dislike in d {
        likes[dislike as usize] = false;
    }

    let mut check = false;
    while !check {
        check = check_number(n, &likes);
        n += 1;
    }

    print!("{}", n - 1);
}