Alice

Here is the messege you have to decrypt

Bob

0b0801b9aded4864df220cfa157415089ea02b3499989956d536555cf1d5455a

Alice

Now, send the key, that already typed for you

You

Bob

Alice

Now, and paste the key, and change just a few characters in it, to see how it affects the message

You

Bob

Key: a1f4c5b3d9e0872fb4c1a2d3e5f60789