# Exercice 1 chapter 8
# function that takes a string as an argument and display the letters backward, one per line
def string_backward(word):
lengh=len(word)
while lengh>0:
letter=word[lengh-1]
print(letter,)
lengh=lengh-1
a=input(‘Enter a word : ‘)
print(“”)
print(‘Thise are the letters of your word backward and one per line!’)
print(“”)
string_backward(a)