#include #include using namespace std; using namespace atcoder; using mint = modint998244353; #define pb(...) emplace_back(__VA_ARGS__) #define all(x) x.begin(), x.end() #define rep(i, n) for (int i = 0; i < (n); i++) using pii = pair; pii lmerge(pii a, pii b) { return pii(a.first * b.second + b.first, a.second * b.second); } pii rmerge(pii a, pii b) { return pii(a.first + b.first * a.second, a.second * b.second); } pii e(){ return pii(0, 1); } int solve(int n, vector a) { vector> v; rep(i, n) v.pb(a[i], i); sort(all(v)); segtree segl(n); segtree segr(n); rep(i, n) segl.set(i, {1, 1}), segr.set(i, {1, 1}); mint ans = 0; rep(i, n) { int na = v[i].first, idx = v[i].second; ans += segl.prod(0, idx + 1).first * segr.prod(idx, n).first * na; segl.set(idx, {2, 2}); segr.set(idx, {2, 2}); } return ans.val(); } int main() { int n; cin >> n; vector a(n); rep(i, n) cin >> a[i]; cout << solve(n, a) << endl; }