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

int n, x, y, t;
long long D;
int main() {
	cin.tie(0);
	ios::sync_with_stdio(false);
	
	cin >> n;
	vector<long long> d(n);
	for (int i = 0; i < n; ++i) cin >> d[i];
	sort(d.begin(), d.end());
	cin >> x >> y;
	D = abs(x) + abs(y);
	
	cout << 2 << endl;
}