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#include <iostream>
#include <string>

//SMG - samogloska, SPG - spolgloska

using namespace std;

bool isSMG(char& c) {
	return c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u' || c == 'y';
}

int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	string s;
	cin >> s;

	int numStreak = 0;
	bool smgStreak = true;
	int lastStreakBegin = -1;
	
	int res = 0;
	for (int i = 0; i < s.size(); i++) {
		if (smgStreak == isSMG(s[i])) {
			numStreak++;
		}else {
			smgStreak = !smgStreak;
			numStreak = 1;
		}

		if (numStreak >= 3) {
			lastStreakBegin = i - 2;
		}
		res += lastStreakBegin + 1;
	}

	cout << res;
}