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#include<bits/stdc++.h>
#define rep(i,k,n) for(ll i= (ll) k;i< (ll) n;i++)
#define all(v) (v).begin(), (v).end()
#define SZ(v) (ll)((v).size())
#define pb push_back
#define ft first
#define sd second
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
const long long INF = 1e18L + 1;
const int IINF = 1e9 + 1;

using namespace std;

template<class TH> void _dbg(const char *sdbg, TH h){ cerr<<sdbg<<'='<<h<<endl; }
template<class TH, class... TA> void _dbg(const char *sdbg, TH h, TA... a) {
  while(*sdbg!=',')cerr<<*sdbg++;
  cerr<<'='<<h<<','; _dbg(sdbg+1, a...);
}

#ifdef LOCAL
#define DBG(...) _dbg(#__VA_ARGS__, __VA_ARGS__)
#else
#define DBG(...) (__VA_ARGS__)
#define cerr if(0)cout
#endif

const vector<char>vow = {'a', 'e', 'i', 'o', 'u', 'y'};

int main()
{
#ifndef LOCAL
	ios_base::sync_with_stdio(0);
    cin.tie(0);
#endif
  	string s; cin >> s;
	vector<ll>vow_count(SZ(s)), bad;
	transform(all(s), vow_count.begin(), [&](char c){return count(all(vow), c);});
	rep(i, 0, SZ(s)){
		if(i == 0 or i == SZ(s) - 1){
			bad.pb(i);
		} else{
			ll local_vow_cnt = vow_count[i - 1] + vow_count[i] + vow_count[i + 1];
			if(local_vow_cnt == 0 or local_vow_cnt == 3){
				bad.pb(i);
			}
		}
	}
	ll res = SZ(s) * (SZ(s) - 1) / 2;
	rep(i, 1, SZ(bad)){
		ll len = bad[i] - bad[i - 1] + 1;
		res -= len * (len - 1) / 2;
	}
	cout << res << "\n";
    return 0;
}