function countWordsStartingWithVowel(sentence: string): number {
  let count = 0;
  let vowels = 'aeiouAEIOU';

  const words = sentence.split(' ')
  
  for(let i = 0; i < words.length; i++) {
    if(vowels.includes(words[i][0])){
      count += 1
    }
  }
  
  
  
  return count;
}

// No modificar: necesario para evaluar el resultado.
export { countWordsStartingWithVowel };