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

int main() {
    int n, q;
    cin >> n >> q;
    vector<int> a(n);
    vector<vector<int>> sum(26, vector<int>(n + 1, 0));
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }

    for (int b = 0; b < 26; b++) {
        for (int i = 0; i < n; i++) {
            sum[b][i + 1] = sum[b][i] + (((1 << b) & a[i]) ? 1 : 0);
        }
    }

    for (int i = 0; i < q; i++) {
        int l, r;
        cin >> l >> r;
        l--;
        long long res = 0;
        for (int b = 0; b < 26; b++) {
            long long one = sum[b][r] - sum[b][l];
            long long zero = r - l - one;
            res += one * zero * (1ll << b);
        }
        cout << res << '\n';
    }
}