#include <stdio.h>
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

#define fi first
#define se second

const int N = 1e5 + 10;

ll sum[4 * N];
ll add[4 * N];

void push(int v, int l, int r) {
    int m = (l + r) / 2;
    add[v * 2 + 1] += add[v];
    sum[v * 2 + 1] += (m - l + 1) * add[v];
    add[v * 2 + 2] += add[v];
    sum[v * 2 + 2] += (r - (m + 1) + 1) * add[v];
    add[v] = 0;
}

void upd(int l, int r, int tl, int tr, int v, int x) {
    if (l > tr || r < tl) {
        return;
    }
    if (l <= tl && r >= tr) {
        sum[v] += (tr - tl + 1) * x;
        add[v] += x;
    } else {
        push(v, tl, tr);
        int tm = (tl + tr) >> 1;
        upd(l, r, tl, tm, v * 2 + 1, x);
        upd(l, r, tm + 1, tr, v * 2 + 2, x);
        sum[v] = sum[v * 2 + 1] + sum[v * 2 + 2];
    }
}

ll get(int l, int r, int tl, int tr, int v) {
    if (l > tr || r < tl) {
        return 0;
    }
    if (l <= tl && r >= tr) {
        return sum[v];
    } else {
        push(v, tl, tr);
        int tm = (tl + tr) >> 1;
        return get(l, r, tl, tm, v * 2 + 1) + get(l, r, tm + 1, tr, v * 2 + 2);
    }
}

int main() {
#ifdef LOCAL
    freopen("input.txt", "rt", stdin);
    freopen("output.txt", "wt", stdout);
#endif
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n;
    cin >> n;
    for (int i = 0; i < n; ++i) {
        int a;
        cin >> a;
        upd(i, i, 0, n - 1, 0, a);
    }
    int q;
    cin >> q;
    while (q--) {
        int t;
        cin >> t;
        if (t == 1) {
            int l, r;
            cin >> l >> r;
            l--;
            r--;
            cout << get(l, r, 0, n - 1, 0) << '\n';
        } else {
            int l, r;
            ll x;
            cin >> l >> r >> x;
            l--;
            r--;
            upd(l, r, 0, n - 1, 0, x);
        }
    }
    return 0;
}