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

int main()
{
	string s;
	cin >> s;
	
	vector<int> v(8);
	int b;
	bool c1, c2, c3;
	int ans = 0;
	bool imp;
	for(int i = 0; i < 256; i++)
	{
		b = i;
		for(int j = 0; j < 8; j++)
		{
			if(b & 1) v[j] = 1;
			else v[j] = 0;
			b >>= 1;
		}
		
		c1 = false;
		c2 = false;
		c3 = false;
		imp = false;
		for(int j = 0; j < 8; j++)
		{
			if(v[j] == 0) c1 = true;
			else
			{
				if(s[j] == 'l' || s[j] == 'o') c2 = true;
				else if(s[j] == 'a' || s[j] == 's') c3 = true;
				else
				{
					imp = true;
					break;
				}
			}
		}
		if(imp) continue;
		if(c1 && c2 && c3) ans++;
	}
	cout << ans << endl;
	return 0;
}