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

typedef long long LL;
typedef long double LD;
typedef pair<int, int> PII;
typedef vector<int> VI;
typedef vector<LL> VLL;
#define mp make_pair
#define pb push_back
#define st first
#define nd second

inline int vowel(char u) {
	if (u == 'a' || u == 'e' || u == 'i' || u == 'o' || u == 'u' || u == 'y')
		return 1;
	return 0;
}

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);

	string s;
	cin >> s;

	if (3 > (int)s.size()) { cout << 0; return 0; }

	int  prv = -1;
	LL res = 0;

	for (int i = 2; i < (int)s.size(); i++) {
		if (vowel(s[i-2]) == vowel(s[i-1]) && vowel(s[i-1]) == vowel(s[i]))
			prv = i-2;
		res += prv + 1;
	}

	cout << res;

	return 0;
}