consume this zero then next now I'm in the bottom half of this and now I actually know once I sampled those four bits I know I won now I can go sample from P X given I equal 1 2 then encode my X right and I can also have my prior P I that I used to encode I equal hold on clear this for a moment so I need to stand X I need to send I how am I going to set I well you could say well I have a distribution here over for pop values and I couldn't either die by maybe building a Huffman code or something over those four possible values that's