NAMES:

LOGINS:

PRECEPTS:

COS 226 Exercises on Data Compression


1. Draw the Huffman trie for the following string; give the codewords for each of the 5 symbols {E, H, R, T, W}; and give the length (in bits) of the encoded message.
W E W E R E T H E R E W E W E R E H E R E



















2. Give the LZW encoding for the following string using the method in the string course packet.

W E W E R E T H E R E W E W E R E H E R E