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#include <bits/stdc++.h>
#define deb(x) 
#define fr front
#define pob pop_back
#define last(V) V[V.size()-1]
#define sp <<" "<<
#define ent <<"\n"
#define mp make_pair
#define pb push_back
#define pu push
#define st first
#define nd second
#define VI vector<int>
#define VII vector<pair<int,int> >
#define inf 1000000009
#define uns unsigned
#define ll long long
#define ld long double
#define uint unsigned int

using namespace std;
const int MN=0;
bool t[200010];
int main()
{
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	string n;
	cin>>n;
    int ns = n.size();
    for(int i=0;i<ns;i++)
    {
        if(n[i]=='a' ||n[i]=='e' ||n[i]=='i' ||n[i]=='o' ||n[i]=='u' ||n[i]=='y') 
            t[i]=1;
        else
            t[i]=0;
    }
/*    for(int i=0;i<ns;i++)
        cout<<t[i];
    cout ent;
*/    ll odp=0,l=0;
    bool ok=0;
    for(int i=2;i<ns;i++)
    {
        if((t[i]+t[i-1]+t[i-2])%3==0)
        {
            ok=1;
            l=i-2;
        }
        if(ok)
        {
            odp+=l+1;
        }
   //     cout<<odp sp n[i-2] sp n[i-1] sp n[i] ent;
    }
	cout<<odp ent;
	return 0;
}