#include const int Mod = 998244353; typedef struct { int key, id; } data; void merge_sort(data x[], int n) { static data y[200001] = {}; if (n <= 1) return; merge_sort(&(x[0]), n/2); merge_sort(&(x[n/2]), (n+1)/2); int i, p, q; for (i = 0, p = 0, q = n/2; i < n; i++) { if (p >= n/2) y[i] = x[q++]; else if (q >= n) y[i] = x[p++]; else y[i] = (x[p].key < x[q].key)? x[p++]: x[q++]; } for (i = 0; i < n; i++) x[i] = y[i]; } void add_BIT(int N, long long BIT[], int i, int k) { while (i <= N) { BIT[i] += k; i += (i & -i); } } long long sum_BIT(long long BIT[], int r) { long long sum = 0; while (r > 0) { sum += BIT[r]; r -= (r & -r); } return sum; } int main() { int i, N, A[200001]; scanf("%d", &N); for (i = 1; i <= N; i++) scanf("%d", &(A[i])); int j, k, P[200001]; data d[200001]; for (i = 0; i < N; i++) { d[i].key = A[i+1]; d[i].id = i + 1; } merge_sort(d, N); d[N].key = -1; for (i = 0, k = 1; i < N; i = j, k++) { for (j = i; d[j].key == d[i].key; j++) P[d[j].id] = k; } k--; long long BIT[2][200001] = {}, ans = 0; for (i = N; i >= 1; i--) { ans += A[i] * (sum_BIT(BIT[1], P[i] - 1) % Mod) % Mod; add_BIT(k, BIT[1], P[i], sum_BIT(BIT[0], P[i] - 1)); add_BIT(k, BIT[0], P[i], 1); } for (i = 1; i <= k; i++) { BIT[0][i] = 0; BIT[1][i] = 0; } for (i = 1; i <= N; i++) { ans += A[i] * (sum_BIT(BIT[1], k - P[i]) % Mod) % Mod; add_BIT(k, BIT[1], k - P[i] + 1, sum_BIT(BIT[0], k - P[i])); add_BIT(k, BIT[0], k - P[i] + 1, 1); } for (i = 1; i <= k; i++) BIT[1][i] = 0; for (i = N; i >= 1; i--) { add_BIT(k, BIT[0], k - P[i] + 1, -1); ans += A[i] * (sum_BIT(BIT[0], k - P[i]) % Mod) % Mod * (sum_BIT(BIT[1], P[i] - 1) % Mod) % Mod; add_BIT(k, BIT[1], P[i], 1); } printf("%lld\n", ans % Mod); fflush(stdout); return 0; }