print(r"""

""")

alphabets = ['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']

encode = input("enter txt to be encrypted: ").replace(" ","").casefold()

shift = int(input("how many character would you like to shift: "))

encrypted_r =""

encrypted_l =""

for i in encode:

index_r = (alphabets.index(i)+shift)%26

encrypted_r += alphabets[index_r]

index_l = (alphabets.index(i)-shift)%26

encrypted_l += alphabets[index_l]

print("{} when shifted {} character form right: {}".format(encode,shift,encrypted_r))

print("{} when shifted {} character form left: {}".format(encode,shift,encrypted_l))

decode = input("enter caesar cipher encoded text: ").replace(" ","").casefold()

Shift = int(input("how may characters where shifted: "))

print("if shift was from left enter : l")

print("if shift was from right enter : r")

left_or_right = input("wether shift was from left or right: ").replace(" ","").casefold()

decrypted_r =" "

for k in decode:

Index_r = (alphabets.index(k) - Shift) % 26

decrypted_r += alphabets[Index_r]

Index_l= (alphabets.index(k) + Shift) % 26

decrypted_l += alphabets[Index_l]

if left_or_right == "l":

print("{} when shifted {} character form left: {}".format(decode,shift,decrypted_l))

elif left_or_right== "r":

print("{} when shifted {} character form right: {}".format(decode,shift,decrypted_r))