#include <bits/stdc++.h>
using namespace std;
void solve() {
  int n, m;
  cin >> n >> m;
  int arr[n];
  int a = 0, b = 0;
  for (int i = 0; i < n; i++) {
    cin >> arr[i];
    if (arr[i] == 1)
      a++;
    else
      b++;
  }
  vector<pair<int, int>> v(m);
  for (int i = 0; i < m; i++) cin >> v[i].first >> v[i].second;
  for (int i = 0; i < m; i++) {
    if ((v[i].second - v[i].first + 1) % 2 == 1)
      cout << "0" << endl;
    else {
      int c = v[i].second - v[i].first + 1;
      int d = c / 2;
      if (d <= a && d <= b)
        cout << "1" << endl;
      else
        cout << "0" << endl;
    }
  }
}
int main() {
  ios_base::sync_with_stdio(NULL);
  cin.tie(NULL);
  cout.tie(NULL);
  int t;
  t = 1;
  while (t--) {
    solve();
  }
}
