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#include<bits/stdc++.h> 
using namespace std;
typedef long long ll;
typedef long double ld;
typedef unsigned long long ul;
typedef unsigned int ui;
#define s second
#define f first
#define PB push_back
#define REP(x,y) for(int x=0;x<(y);x++)
#define ROF(x,y) for(int x=(y);x>=0;x--)
#define FOR(x,y,z) for(int x=(y);x<(z);x++)
#define INT(x) int x;scanf("%d",&x)
#define LL(x) long long x;scanf("%lld",&x)
#define STR(x) string x; cin>>x;
#define CZ(x) char x; cin >> x;

int main(){
	STR(x);
	ll ans = x.length();
	ans*=(ans-1);
	ans/=2;
	int cnt=0;
	int p=0,k=0;
	for(unsigned int i=0;i<x.length();i++){
		if(x[i] == 'a' || x[i] == 'e' || x[i] == 'i' || x[i] == 'o' || x[i] == 'u' || x[i] == 'y'){
			if(cnt > 3)ans -= cnt-3;
			if(cnt >= 3)p = i-2;
			if(cnt > 0)cnt = 0;
			else cnt--;
		}
		else{
			if(cnt < -3)ans -= abs(cnt)-3;
			if(cnt <= -3) p = i-2;
			if(cnt < 0) cnt = 0;
			else cnt++;
		}
		if(abs(cnt) == 3){
			k = i;
			ans -= (k-p)*(k-p-1)/2;
		}
	}
	if(abs(cnt)<3){
		k = x.length();
		ans -= (k-p)*(k-p-1)/2;
	}
	else if(abs(cnt) == 3)ans--;
	else ans -= abs(cnt)-2;
	cout << ans;
	return 0;
}