#include <bits/stdc++.h>
const long double pi = 3.14159265359;
const long long N = 1e9 + 7;
using namespace std;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  long long n, m, arr[200005];
  cin >> n >> m;
  long long cntne = 0, cntpo = 0;
  for (int i = 0; i < n; i++) {
    cin >> arr[i];
    if (arr[i] == -1)
      cntne++;
    else
      cntpo++;
  }
  vector<long long> v;
  for (int i = 0; i < m; i++) {
    long long l, r;
    cin >> l >> r;
    r++;
    long long ans = abs(l - r);
    if ((ans % 2 == 0) && (cntne >= ans / 2) && (cntpo >= ans / 2))
      v.push_back(1);
    else
      v.push_back(0);
  }
  for (int i = 0; i < ((long long)((v).size())); i++) cout << v[i] << endl;
  return 0;
}
