#include<bits/stdc++.h>
using namespace std;

#include<atcoder/all>
using namespace atcoder;
using mint=atcoder::modint998244353;

#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")

#define int long long

signed main(){
	int R,N;cin>>R>>N;
	vector<int> A(N);for(auto&&e:A)cin>>e;

	int Q;cin>>Q;
	while(Q--){
		int l,r;cin>>l>>r;
		
		if(l/R==r/R){
			l%=R;
			r%=R;

			cout<<upper_bound(A.begin(),A.end(),r)-lower_bound(A.begin(),A.end(),l)<<endl;
		}else{
			int t=r/R-l/R-1;
			int ret=t*N;

			ret+=A.end()-lower_bound(A.begin(),A.end(),l%R);
			ret+=upper_bound(A.begin(),A.end(),r%R)-A.begin();

			cout<<ret<<endl;
		}
	}
}