#include <bits/stdc++.h>
using namespace std;
int main(){
	int N, Q;
	cin >> N >> Q;
	vector<int> A(N);
	for (int i = 0; i < N; i++){
		cin >> A[i];
	}
	vector<vector<int>> S(N + 1, vector<int>(30));
	for (int i = 0; i < N; i++){
		for (int j = 0; j < 30; j++){
			S[i + 1][j] = ((A[i] >> j) & 1) + S[i][j];
		}
	}
	while (Q--){
		int L, R;
		cin >> L >> R;
		L--;
		long long ans = 0;
		for (int i = 0; i < 30; i++){
			long long cnt = S[R][i] - S[L][i];
			ans += cnt * ((R - L) - cnt) * (1 << i);
		}
		cout << ans << endl;
	}
}