HUFFMAN CODES=FUN

Finite number of letters in the alphabet a₁ a₂.... a_J

Prob(a_j)=p_j

Aside
(Prefix code) - courtesy

$$\begin{array}{l@{\hspace{2cm}}l} 1 & 100000 \\ 10 & \mbox{have to wait until end}\\ 00 & \end{array}$$