// No.632 穴埋め門松列
// https://yukicoder.me/problems/no/632
//

#include <iostream>
using namespace std;


int main() {
    char c1, c2, c3;
    cin >> c1 >> c2 >> c3;

    if (c1 == '3') {
        if (c2 == '2') {
            cout << 4 << endl;
        } else {
            cout << 14 << endl;
        }
    } else if (c1 == '2') {
        if (c2 == '3') {
            cout << 1 << endl;
        } else {
            cout << 14 << endl;
        }
    } else {
        if (c2 == '2') {
            cout << 4 << endl;
        } else {
            cout << 1 << endl;
        }
    }
}