#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
#define rep(i, n) for(int i=0;i<(n);++i)
#define rep1(i, n) for(int i=1;i<=(n);i++)
#define ll long long
using mint = modint998244353;
using P = pair<ll,ll>;
using lb = long double;
using T = tuple<ll, ll, ll>;
#ifdef LOCAL
#  include <debug_print.hpp>
#  define dbg(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)
#else
#  define dbg(...) (static_cast<void>(0))
#endif

int main()
{
    int r, n;
    cin >> r >> n;
    vector<int> a(n);
    rep(i,n) cin >> a[i];
    int q;
    cin >> q;
    vector<int> sum(r);
    rep(i,n) sum[a[i]]++;
    rep(i,r-1) {
        sum[i+1] += sum[i];
    }
    while(q--) {
        ll L, R;
        cin >> L >> R;
        --L;
        ll ans = (R-L)/r * n;
        R %= r;
        L %= r;
        if(R>=L) ans += sum[R] - sum[L];
        else ans += n - sum[L] + sum[R];
        cout << ans << endl;
    }
    return 0;
}