CaesarCipher2
sentence = input('Please Enter a Sentence: ')
number = input('Please Enter a Number: ')
shift = int(number)
letters = list(sentence)
cipher = ''
ceasar = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z']
for letter in letters:
if letter in ceasar:
oldindex = ceasar.index(letter)
newindex = (oldindex + shift) % len(ceasar)
newletter = ceasar[newindex]
else:
newletter = letter
print(letter, end="")
cipher += newletter