#include<iostream>
#include<map>
#include<vector>
#include <algorithm>
#include<math.h>
#include <iomanip>
#include<set>
#include <numeric>
using namespace std;


int main()
{
    string r, g, b;
    cin >> r >> g >> b;
    int p, q, s;
    p = 16 - (r.size()+1)/2;
    q = 16 - (g.size()+1)/2;
    s = 16 - (b.size()+1)/2;
    if (r.size() == 4) p = 16;
    if (g.size() == 4) q = 16;
    if (b.size() == 4) s = 16;
    cout << p*p*q*q*s*s << endl;
}