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

void dbg_out() { cerr << endl; }
template<typename Head, typename... Tail>
void dbg_out(Head H, Tail... T) { cerr << ' ' << H; dbg_out(T...); }
#define dbg(...) cerr << "(" << #__VA_ARGS__ << ")", dbg_out(__VA_ARGS__)

#define int long long

const int MOD = 1e9 + 7;
const int INF = LLONG_MAX >> 1;

void solve() {
    int n, q; cin >> n >> q;
    int a[n];

    vector<vector<int>> pref0(n + 1, vector<int> (32, 0));
    vector<vector<int>> pref1(n + 1, vector<int> (32, 0));

    for(int i=0; i<n; i++) {
        cin >> a[i];
        for(int j = 0; j<32; j++) {
            if(a[i] >> j & 1) {
                pref1[i + 1][j]++;
            } else {
                pref0[i + 1][j]++;
            }
            pref0[i + 1][j] += pref0[i][j];
            pref1[i + 1][j] += pref1[i][j];
        }
    }

    while(q--) {
        int l, r; cin >> l >> r; --l;
        int ans = 0;

        for(int i=0; i<32; i++) {
            int z = pref0[r][i] - pref0[l][i];
            int o = pref1[r][i] - pref1[l][i];
            ans += (z * o) * (1LL << i);
        }
        cout << ans << '\n';
    }
}

int32_t main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int tc = 1;
    // cin >> tc;

    while (tc--)  solve();
}