#include <iostream>
#include <vector>
#include <queue>
using namespace std;
using ll = long long;
#define rep(i,n) for (int i=0;i<(int)(n);i++)

int main(){
  string s;
  cin>>s;
  int lo=0;
  int as=0;
  rep(i,8){
    if(s.at(i)=='a') as++;
    else if(s.at(i)=='s') as++;
    else if(s.at(i)=='l') lo++;
    else if(s.at(i)=='o') lo++;
  }
  int md=8-as-lo;
  if(lo<=0||as<=0){
    cout<<0<<endl;
    return 0;
  }
  if(md==0) cout<<((1<<as)-1)*((1<<lo)-1)-1<<endl;
  else cout<<((1<<as)-1)*((1<<lo)-1)<<endl;
}