description.md

You can decode a Caesar cipher, but can you write a program to decode a Caesar cipher?

Your program will be given 2 lines of input, and your program needs to output the original message.

• First line contains N, an integer representing how much the key was shifted by. 1 <= N <= 26

• Second line contains the ciphertext, a string consisting of lowercase letters and spaces.

For example:

6
o rubk kgyeizl

You should print

i love easyctf