Encrypt a string using a Caesar cipher

You and your best friend, Emily, want to surprise your other friend, Alex, with a special gift for their birthday. To keep the gift a secret, you decide to create a secret code using a Caesar cipher. You choose a rotation of $4$ letters for the encryption. The original message is: "The gift is hidden in the attic."

Using the Caesar cipher with a rotation of $4$ letters, what is the encrypted message for the secret gift code?

Important Note: Ensure that you save your solution before progressing to the next question and before submitting your answer.

Exercise$-1$

input:

AsdfGH

output:

EwhjKL

Exercise$-2$

input:

LkjHgg

output:

PonLkk