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

using i32 = int;
using i64 = long long;
using u64 = unsigned long long;
using i128 = __int128_t;
using f64 = long double;
using p2 = pair<i64, i64>;
using el = tuple<i64, i64, i64>;
using mint = atcoder::modint998244353;

void _main();
int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  _main();
}

i64 pow(i64 x, i64 n, i64 m) {
  i64 res = 1;
  i64 t = x % m;
  while (n > 0) {
    if (n & 1) {
      res = res * t % m;
    }
    t = t * t % m;
    n >>= 1;
  }
  return res;
}

void _main() {
  i64 n, q;
  cin >> n >> q;
  vector<i64> a(n);
  vector<atcoder::fenwick_tree<i64>> bits(30, atcoder::fenwick_tree<i64>(n));
  for (i64 i = 0; i < n; i++) {
    cin >> a[i];
    for (i64 j = 0; j < 30; j++) {
      bits[j].add(i, a[i] >> j & 1);
    }
  }
  while (q--) {
    i64 l, r;
    cin >> l >> r;
    l--;
    i64 ans = 0;
    for (i64 i = 0; i < 30; i++) {
      i64 k = bits[i].sum(l, r);
      i64 a = r - l - k, b = k;
      ans += (a * b) << i;
    }
    cout << ans << "\n";
  }
}