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#include <iostream>
#include <string>

int main()
{
	std::ios::sync_with_stdio(false);
	
	std::string s;
	std::cin >> s;
	
	unsigned long long res = 0;
	
	for (unsigned long long i = 0; i < s.length(); i++) {
		unsigned long long samo = 0;
		unsigned long long spol = 0;
		for (unsigned long long j = i; j < s.length(); j++) {
			if (s[j]=='a' || s[j]=='e' || s[j]=='i' || s[j]=='o' || s[j]=='u') {
				samo++;
				spol = 0;
			} else {
				spol++;
				samo = 0;
			}
			
			if (samo == 3 || spol == 3) {
				res += s.length() - j;
				break;
			}
		}
	}

		std::cout << res << '\n';
	
	return 0;
}