試題詳解

34. Huffman codes are used as a very effective technique for compressing data. A data file of 100 characters contains only the characters a-f, with frequency 45, 12, 13, 9, 16, and 5. Use the Hufiman variable-length codes, the file can be encode in how many bits?
(A) 224
(B) 300
(C) 100
(D) 124
(E) 324