The Empty Vault › Forums › Bureau of Security and Signals Intelligence Forum › Stuff to do while you wait (with a message from Harry added) › Reply To: Stuff to do while you wait (with a message from Harry added)
It’s not Huffman, and is probably not efficient in any way.
The longest codeword is 9 bits.
If you make a binary tree, there is no guarantee that every leaf is a codeword or that there are only 26 leaves.
The first word of the plaintext is “A”.
The shortest codeword is 3 bits.