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
#include <bits/stdc++.h>
#include <sys/time.h>
#define int long long
#define ST first
#define ND second
#define pb push_back
#define rep(i, a, n) for (int i = a; i <= n; i++)
#define per(i, a, n) for (int i = a; i >= n; i--)
#define SZ(x) ((int)x.size())
#define ALL(x) (x.begin(), x.end())
#define pii pair <int, int>
#define ll long long
#define LD long double
using namespace std;
string str;
ll n, ost, ans;
ll sam[1432];
main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cin>>str;
    if (str.size()<3)
    {
        cout<<0;
        return 0;
    }
    sam['a']=sam['e']=sam['i']=sam['u']=sam['o']=sam['y']=1;
    n = str.size();
    str = '#'+str;
    ost = 0;
    for (ll i = 1; i <= n-2; i++)
    {
        if ((sam[str[i]]&&sam[str[i+1]]&&sam[str[i+2]]) || (!sam[str[i]]&&!sam[str[i+1]]&&!sam[str[i+2]]))
        {
            ans += (i-1-ost+1)*(n-(i+2)+1);
            ost = i;
        }
    }
    cout<<ans;
}