# question 1 and 2
def vowel_counter ():
  user_input= input ("Enter Word")
  number_of_vowels = 0
  for i in user_input:
    if i=="a" or i=="e" or i=="i" or i=="o" or i=="u":
      number_of_vowels+=1
  if number_of_vowels==1:
    print (f " {user_input} contains {number_of_vowels} vowel")
    
  else:
    print (f " {user_input} contains {number_of_vowels} vowels")
    
#question 3
def maximum (arr):
      highest =0
    for i in arr:
      if i>