#include void add_segt (long long *t, int idx, long long val, int size, long long mod_num) { idx = idx+size-1; t[idx] += val; t[idx] %= mod_num; while (idx > 0) { idx = (idx-1)/2; t[idx] += val; t[idx] %= mod_num; } return; } long long sum_segt_rec (long long *t, int a, int b, int k, int l, int r, long long mod_num) { long long ans = 0LL; if (r <= a || b <= l) { return 0LL; } if (a <= l && r <= b) { return t[k]; } ans = sum_segt_rec(t, a, b, 2*k+1, l, (l+r)/2, mod_num); ans += sum_segt_rec(t, a, b, 2*k+2, (l+r)/2, r, mod_num); return ans%mod_num; } long long sum_segt (long long *t, int a, int b, int size, long long mod_num) { return sum_segt_rec(t, a, b, 0, 0, size, mod_num); } int main () { int n = 0; int p[200000] = {}; int res = 0; long long ans = 0LL; long long mod_num = 998244353LL; long long pow2[200001] = {}; long long t[2][524288] = {}; int size = 1; res = scanf("%d", &n); for (int i = 0; i < n; i++) { res = scanf("%d", p+i); p[i]--; } pow2[0] = 1LL; for (int i = 0; i < n; i++) { pow2[i+1] = (pow2[i]*2LL)%mod_num; } while (size <= n) { size *= 2; } for (int i = 0; i < n; i++) { ans += (sum_segt(t[0], p[i], n, size, mod_num)*pow2[n-1])%mod_num; ans += mod_num-(sum_segt(t[1], p[i], n, size, mod_num)*pow2[n-i-1])%mod_num; add_segt(t[0], p[i], 1LL, size, mod_num); add_segt(t[1], p[i], pow2[i], size, mod_num); } printf("%lld\n", ans%mod_num); return 0; }