#include <iostream>
#include <fstream>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <cmath>
#include <unordered_map>
#include <map>
#include <queue>
#include <string>
#include <set>
#include <list>
#include <climits>
#include <bitset>
#include <numeric>
#include <cassert>
#include <regex>
using std::cout;
using std::cin;
using std::string;
using std::vector;

int main()
{
    char a, b, c;
    cin >> a >> b >> c;
    if (b == '2')
    {
        cout << 4;
    }
    else if (b == '3')
    {
        cout << 1;
    }
    else
    {
        cout << 14;
    }
}