#include <iostream>
#include <string>

int main() {
    std::string a[3];
    int b[3];
    std::cin >> a[0] >> a[1] >> a[2];
    for (int i=0;i<3;i++) {
        if (a[i]=="NONE") b[i]=16;
        else b[i]=16-(int)a[i].length()+(int)(a[i].length()/2);
    }
    std::cout << b[0]*b[0]*b[1]*b[1]*b[2]*b[2] << std::endl;
}