#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
#define rep(i, n) for(int i=0;i<(n);++i)
#define rep1(i, n) for(int i=1;i<=(n);i++)
#define ll long long
using mint = modint998244353;
using P = pair<ll,ll>;
using lb = long double;
using T = tuple<ll, ll, ll>;
#ifdef LOCAL
#  include <debug_print.hpp>
#  define dbg(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)
#else
#  define dbg(...) (static_cast<void>(0))
#endif

int main()
{
    vector<string> a(6);
    rep(i,6) cin >> a[i];
    vector<vector<vector<int>>> vs(6);
    rep(i,6) {
        vector<int> s(6);
        rep(j,6) s[j] = a[i][j]-'0'; 
        rep(k,10) {
            vector<int> ns(6);
            dbg(s);
            rep(j,6) {
                ns[j] = s[j]*k;
                ns[j] %= 10;
            }
            dbg(ns);
            vs[i].push_back(ns);
        }
    }
    set<vector<int>> st;
    for(int i=0;i<=1e6-1;i++){
        vector<int> nd;
        int j = i;
        while(j) {
            nd.push_back(j%10);
            j/=10;
        } 
        while(nd.size()<6) nd.push_back(0);
        vector<int> s(6);
        rep(j,6){
            rep(k,6) s[k] += vs[j][nd[j]][k];
        }
        rep(j,6) s[j] %= 10;
        st.insert(s);
    }
    cout << st.size() << endl;
    return 0;
}