#include <bits/stdc++.h>

using namespace std;
using ll = long long;

int main(){

    string S;
    cin >> S;
    int lo=0, as=0, a, b, ans;
    for (int i=0; i<8; i++){
        if (S[i] == 'l' || S[i] == 'o') lo++;
        else if (S[i] == 'a' || S[i] == 's') as++;
    }

    a = (1<<lo)-1;
    b = (1<<as)-1;
    ans = a*b;
    if (lo+as == 8) ans--;
    cout << ans << endl;

    return 0;
}