#include <bits/stdc++.h>
using namespace std;

#define rep(i, a, b) for (int i = a; i < b; i++)
using ll = long long;

int main(){
    vector<string> s(3);
    cin >> s[0] >> s[1] >> s[2];
    set<string> st;
    int sz1 = s[0].size(),  sz2 = s[1].size(), sz3 = s[2].size();
    rep(i, 1, sz1 + 1) {
        rep(j, 1, sz2 + 1) {
            rep(k, 1, sz3 + 1) {
                vector<string> w;
                w.push_back(s[0].substr(0, i));
                w.push_back(s[1].substr(0, j));
                w.push_back(s[2].substr(0, k));
                sort(w.begin(), w.end());
                vector<int> v(3);
                rep(i, 0, 3) v[i] = i;
                do {
                    string t;
                    rep(i, 0, 3) t += w[v[i]];
                    st.insert(t);
                } while(next_permutation(v.begin(), v.end()));
           }
        }
   }
   cout << st.size() << endl;
}