#include <iostream>
#include <cstring>
char s[100000];
using namespace std;

int main()
{
    int i,cons=0,vocale=0,contr=0,co=1,ok=0;
    cin>>s;
    for(i=0;i<strlen(s);i++)
    {
        if(strchr("bcdfhjklmnpqrstvwxzy",s[i]) || strchr("BCDFHJKLMNPQRSTVWXY",s[i]))
    cons++;
    if(strchr("AEIOU",s[i]) || strchr("aeiou",s[i]))
        vocale++;
    if(strchr("+",s[i]))
        cons++;
    if(strchr("-",s[i]))
        vocale++;
        if(strchr("*",s[i]))
            ok++;
        if(i%5==0)
           {
               i=i-4;
        if(ok==1)
            {if(vocale+cons+ok==5)
            contr++;
        else if(vocale+cons==5)
            contr++;
            vocale=0;
            cons=0;
            ok=0;
           }}}
        cout<<contr;
}