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



bool isVovel(char c) {
	return c == 'a' || c == 'y' || c == 'i' || c == 'u' || c == 'e' || c == 'o';
}
int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
	string s;
	cin >> s;
	long long ans = 0;
	long long n = s.size();
	vector<int> bad(n + 10);
	for (int a = 2; a < n; a++) {
		if (isVovel(s[a]) && isVovel(s[a - 1]) && isVovel(s[a - 2])) bad[a + 1] = 1;
		if (!isVovel(s[a]) && !isVovel(s[a - 1]) && !isVovel(s[a - 2])) bad[a + 1] = 1;
	}
	
	int las = 0;
	for (int a = n; a >= 1; a--) {
		if (bad[a + 2]) las = a + 2;
		if (las) {
			ans += n - las + 1;
		}
	}
	cout << ans << endl;

    return 0;
}