#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include <iomanip>
#include <cmath>
#include <stdio.h>
#include <queue>
#include <deque>
#include <cstdio>
#include <set>
#include <map>
#include <bitset>
#include <stack>
#include <cctype>
using namespace std;
int main() {
	int b[3];
	int e[33];
	cin >> b[0] >> b[1] >> b[2];
	sort(b, b + 3);
	int n;
	cin >> n;
	for (int i = 0; i < n; i++) {
		cin >> e[i];
	}
	sort(e, e + n);
	int ans = 0;
	for (int i = 0; i < n; i++) {
		for (int j = i + 1; j < n; j++) {
			for (int k = j + 1; k < n; k++) {
				if (e[i] >= b[0] && e[j] >= b[1] && e[k] >= b[2]) {
					int co = 1;
					for (int l = 0; l < i; l++) {
						co *= 2;
					}
					ans += co;
				}
			}
		}
	}
	cout << ans << endl;
}