Neelu and Cherry are friends. Neelu wants to send a message to Cherry but Hacker wants to know the message sent by Neelu to Cherry. So Neelu sends the message in encrypted form with a key.Help Cherry to find the original text sent by Neelu. Cherry can decrypt the message using Subtraction operation
Input:
lipps - Message
4 - key
Output:
Hello
Explanation:
l - 4 = h
i – 4 = e
p – 4 = l
p – 4 = l
s – 4 = o