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#include <iostream>
#include <string>
using namespace std;

bool isRange(char a){
  switch(a){
    case 'a':
    return true;
    break;
    case 'e':
    return true;
    break;
    case 'i':
    return true;
    break;
    case 'o':
    return true;
    break;
    case 'u':
    return true;
    break;
    case 'y':
    return true;
    break;

  }
  return false;
}

int main(){
  string a;

  int index[400];
  int indexer = 0, quantity = 0;

  cin >> a;
  //
  int leng = a.length();
  bool hasTrio = false;
  
  for(int i = 0; i < leng - 2; i++){
    if((isRange(a[i]) && isRange(a[i+1]) && isRange(a[i+2])) || (!isRange(a[i]) && !isRange(a[i+1]) && !isRange(a[i+2]))){
      index[indexer++] = i;
    }
  }


  for(int i = 0; i < indexer; i++){
    for(int j = index[i]; j >= 0; j--){
      for(int b = (3 + (index[i] - j)); b <= leng - j; b++){
        if(b == leng)
          continue;
          
        quantity++;
      }
    }
  }
  if(indexer > 0)
    quantity++;

  cout << quantity;


  return 0;
}