#include <bits/stdc++.h>
#define rep(i) for (int i = 0; i < 10; i++)
using namespace std;

int main() {
    vector<string> s(6);
    for (int i = 0; i < 6; i++) {
        cin >> s[i];
    }
    vector<bool> can(1000000, false);
    rep(a) rep(b) rep(c) rep(d) rep(e) rep(f) {
        vector<int> v = {a, b, c, d, e, f};
        string res = "000000";
        for (int i = 0; i < 6; i++) {
            string t = s[i];
            for (int j = 0; j < 6; j++) {
                int x = ((res[j] - '0') + (t[j] - '0') * v[i]) % 10;
                res[j] = (char)(x + 48);
            }
        }
        can[stoi(res)] = true;
    }
    int ans = 0;
    for (int i = 0; i < 1000000; i++) {
        if (can[i]) {
            ans++;
        }
    }
    cout << ans << endl;
}