#include<bits/stdc++.h>
using namespace std;
using ll = long long;


#include<atcoder/modint>
#include<atcoder/lazysegtree>
#include<atcoder/segtree>
using mint = atcoder::modint998244353;

int op1(int a,int b){
    return max(a,b);
}
int e1(){
    return -1;
}
int op2(int a,int b){
    return min(a,b);
}
int e2(){
    return 1e9;
}

using dat = pair<mint,mint>;
dat op(dat a,dat b){
    a.first += b.first;
    a.second += b.second;
    return a;
}
dat e(){
    return make_pair(0,0);
}
mint composition(mint a,mint b){
    return a + b;
}
mint id(){
    return 0;}

dat mapping(mint a,dat b){
    b.first += a*b.second;
    return b;
}


int main(){
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    int n;
    cin>>n;
    vector<int> a(n);
    for(int i = 0;i<n;i++) cin>>a[i];
    atcoder::segtree<int,op1,e1> s1(n+1);
    atcoder::lazy_segtree<dat,op,e,mint,mapping,composition,id> seg(n+1);
    atcoder::segtree<int,op2,e2> s2(n+1);
    for(int i = 0;i<=n;i++) seg.set(i,make_pair(0,1));
    seg.apply(0,1,1);
    
    vector<pair<int,int>> now;
    for(int i = 0;i<n;i++) now.push_back(make_pair(a[i],i));
    sort(now.begin(),now.end());
    for(int i = 0;i<n;i++){
        int ni = now[i].second;
        int le = 0;
        if(ni>0) le = s1.prod(0,ni) + 1;
        s1.set(ni,ni);
        mint can = seg.prod(le,ni+1).first;
        int ri = s2.prod(ni+1,n+1);
        if(ri==1e9) ri = n;
        seg.apply(ni,ri+1,can);
        s2.set(ni,ni);
        //cout<<can.val()<<endl;
    }
    cout<<seg.get(n).first.val()<<endl;


}