fn read() -> Vec<usize> {
    use std::io::Read;
    let mut s = String::new();
    std::io::stdin().read_to_string(&mut s).unwrap();
    let mut it = s.trim().split_whitespace();
    let mut next = || it.next().unwrap().parse::<usize>().unwrap();
    let n = next();
    (0..n).map(|_| next()).collect()
}

fn main() {
    let a = read();
    let n = a.len();
    const MOD: u32 = 998_244_353;
    let mut dp = vec![0; n + 1];
    dp[0] = 1;
    for (i, &x) in a.iter().enumerate() {
        let l = a[..i].iter().rposition(|a| *a < x).map_or(0, |p| p + 1);
        let r = a[i..].iter().position(|a| *a < x).map_or(n - 1, |p| i + p - 1);
        let mut sum = 0;
        for dp in dp[l..=(r + 1)].iter_mut() {
            sum += *dp;
            if sum >= MOD {
                sum -= MOD;
            }
            *dp = sum;
        }
    }
    println!("{}", dp[n]);
}