def substitute(al1,al2,str):
    desh=dict(zip(al1,al2))
    return [desh[s] for s in str]

alph1='abcdefghijklmnopqrstuvwxyz'
alph2='defghijklmnopqrstuvwxyzabc'

print(''.join(substitute(alph1+" ",alph2+" ","the cake is a lie")))