#include <iostream>
using namespace std;

const int MAX_N = 40;

int demand[3], e[MAX_N];
int dp[MAX_N][5];

int main() {
    for (int i = 0; i < 3; i++) {
        cin >> demand[i];
    }

    int n;
    cin >> n;
    for (int i = 0; i < n; i++) {
        cin >> e[i];
    }

    dp[0][0] = 1;
    for (int s_i = 0; s_i < n; s_i++) {
        for (int cond = 0; cond <= 3; cond++) {
            dp[s_i + 1][cond] += dp[s_i][cond];
            if (cond < 3 && e[s_i] >= demand[cond]) {
                dp[s_i + 1][cond + 1] += dp[s_i][cond];
            } else {
                dp[s_i + 1][cond] += dp[s_i][cond];
            }
        }
    }
    cout << dp[n][3] << endl;

    return 0;
}