#include <atcoder/all>
using namespace std;
using mint = atcoder::modint998244353;

int main(){
    int n;
    cin >> n;
    vector<int> a(n);
    for(auto &&v:a) cin >> v;
    vector<mint> dp(n + 1);
    dp[0] = 1;
    for(int i = 0; i < n; i++){
        int l = i, r = i;
        while(l >= 0 && a[l] >= a[i])l--;
        while(r < n && a[r] >= a[i])r++;
        for(int j = l + 1; j < r; j++)dp[j + 1] += dp[j];
    }
    cout << dp[n].val() << endl;
}