#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
  #include "settings/debug.cpp"
#else
  #define Debug(...) void(0)
#endif
#define rep(i, n) for (int i = 0; i < (n); ++i)
using ll = long long;
using ull = unsigned long long;

int main() {
  int x, n;
  cin >> x >> n;
  vector<int> a(n);
  rep(i, n) cin >> a[i];
  sort(a.begin(), a.end());
  int q;
  cin >> q;
  while (q--) {
    int l, r;
    cin >> l >> r;
    ll ans = 0;
    if (l / x == r / x) {
      ans += upper_bound(a.begin(), a.end(), r % x) - lower_bound(a.begin(), a.end(), l % x);
    }
    else {
      ans += ((r / x) - ((l + x - 1) / x)) * n;
      ans += upper_bound(a.begin(), a.end(), r % x) - a.begin();
      ans += a.end() - lower_bound(a.begin(), a.end(), l % x);
    }
    cout << ans << endl;
  }
  return 0;
}