text: # # ###
  # #
  # letter = input ("Please enter a letter:\n")
  # if (letter == 'i'):
  #     print ("am lettera vowela")
  # elif (letter== 'a'):
  #     print("am lettera vowela")
  # if (letter == 'u'):
  #     print ("am lettera vowela")
  # elif (letter== 'e'):
  #     print("am lettera vowela")
  # if (letter == 'o'):
  #     print('am lettera vowela')
  # else:
  #     print("am lettera vowela nye")
  #
  # if (letter=='i') | (letter=='a')|(letter=='u')|(letter=='e'):
  #     print('am lettera vowela')
  # else:
  #         print('am lettera vowela')
  # txt="Hello i have a Aieroplane"
  # x=txt.split("hello", "i have a Aieroplane")
  # print(x)
  # #
  # for i in v:
  #     if(i=='a' or i=='e' or i=='i' or i=='o' or i=='u'):
  #
  #         print('i')
  #         print('e')
  #         print('a')
  #
  #
  # n=int(input("enter the number:"))
  # temp=n
  # rev=0
  # while(n>0):
  #     dig=n%10
  #     rev=rev*10+dig
  #     n=n//10
  # if(temp==rev):
  #     print("The number is a palindrome!")
  # else:
  #     print("The number is not a palindrome!")
  
  #
  
  # NUMBERS = ["zero", "one", "two","three","four","five","six","seven","eight","nine",
  #                "ten"]
  # TENS = ["", "", "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty",
  #             "ninety"]
  # HUNNITS = ["","hundred","thousand","million","billion","trillion"]
  #
  # n = eval(input("What is the number the you want to convert? "))
  # def convert():
  #     if n >= 20:
  #         tens = n // 10
  #         units = n % 10
  #
  #         if units != 0:
  #             result = TENS[tens] + "-" + NUMBERS[units]
  #         else:
  #             result = TENS[tens]
  #     else:
  #         result = NUMBERS[n]
  #
  #     print (result)
  #
  # def convert2():
  #     if n >=100:
  #         tens2 = n//100
  #         units2 = n%100
  #
  #         if units2 != 0:
  #             result2 = HUNNITS[tens2] + "-" + TENS[tens2] + "and" + NUMBERS[units2]
  #         else:
  #             result2 = HUNNITS[tens2]
  #     else:
  #         result2 = HUNNITS[n]
  #
  #     print(result2)
  # def main():
  #     if n >=20 and n< 100:
  #         x = convert()
  #     if n >=100:
  #         y = convert2()
  #
  # main()
  
  
  def check_vowels():
      input_str = input("Enter string: ")
      str_without_space = input_str.replace(' ', '')
      if len([char for char in str_without_space if char in ['a', 'e', 'i', 'o', 'u']]) == len(input_str):
          print("input contains all the vowels")
      else:
          print("string does not have all the vowels")
  #
  def check_palindrom():
      num = input("Enter number")
      if num == num[::-1]:
          print("input is palindrome")
      else:
          print("input is not a palindrome")
  check_palindrom()
  #
  
  def convert_Number_to_words():
      dicto = {'0': 'zero', '1': 'one', '2': 'two', '3': 'three', '4': 'four', '5': 'five', '6': 'six', '7': 'seven', '8': 'eight', '9':'nine'}
      num = input("Enter number: ")
      try:
          for item in list(str(num)):
              print(dicto[item], end=' ')
      except KeyError:
          raise ("Invalid input")
  
  