1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
#include <iostream>
#include <string>

// funkcja sprawdza czy znak jest samogloska
bool isvowel(const char& x) {
	if (x == 'a') return true;
	if (x == 'e') return true;
	if (x == 'i') return true;
	if (x == 'o') return true;
	if (x == 'u') return true;
	if (x == 'y') return true;
	return false;
}

int main() {
	std::string line;
	std::getline(std::cin, line);

	int l = 0, p = 0; //ramka
	int prev_lead = -1; //reprezentant poprzedniej ramki

	int i = 0;
	int count = 0;
	int n = line.length();

	long long prefix_count = 0, post_count = 0;

	bool curr_is_vowel = false, prev_was_vowel = false;

	long long result = 0;

	if (n < 3) {
		std::cout << result;
		return 0;
	}

	while (i < n) {
		curr_is_vowel = isvowel(line[i]);
		if (curr_is_vowel) {
			if (!prev_was_vowel) {
				count = 0;
				l = i;
			}
		} else {
			if (prev_was_vowel) {
				count = 0;
				l = i;
			}
		}

		++count;

		//jest ramka
		if (count == 3) {
			p = i;

			if (prev_lead == -1) prefix_count = l;
			else prefix_count = l - prev_lead;
			
			post_count = n - 1 - p;

			result += (1 + prefix_count + post_count + prefix_count * post_count);

			prev_lead = (l + p)/2;

			//reset dla nastepnej ramki
			--count;
			++l;
		}
		prev_was_vowel = curr_is_vowel;
		++i;
	}

	std::cout << result;
	return 0;
}