import java.io.*;
import java.util.*;
import java.util.function.*;
import java.util.stream.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        int r = sc.nextInt();
        int n = sc.nextInt();
        int[] counts = new int[r];
        for (int i = 0; i < n; i++) {
            counts[sc.nextInt()]++;
        }
        for (int i = 1; i < r; i++) {
            counts[i] += counts[i - 1];
        }
        String result = IntStream.range(0, sc.nextInt()).mapToObj(i -> {
            int left = sc.nextInt() - 1;
            int right = sc.nextInt();
            int ans = right / r * n + counts[right % r] - left / r * n - counts[left % r];
            return String.valueOf(ans);
        }).collect(Collectors.joining("\n"));
        System.out.println(result);
    }
}

class Scanner {
    BufferedReader br;
    StringTokenizer st = new StringTokenizer("");

    public Scanner() {
        try {
            br = new BufferedReader(new InputStreamReader(System.in));
        } catch (Exception e) {
            
        }
    }
    
    public int nextInt() {
        return Integer.parseInt(next());
    }
    
    public long nextLong() {
        return Long.parseLong(next());
    }
    
    public double nextDouble() {
        return Double.parseDouble(next());
    }
    
    public String next() {
        try {
            while (!st.hasMoreTokens()) {
                st = new StringTokenizer(br.readLine());
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            return st.nextToken();
        }
    }
    
}