複選題
17. Suppose the frequency of occurrence for C is 1, for O is 2, for U is 3, for N is 4, for T is
5, for E is 6, and for R is 7. We create a Huffman tree and find Huffman codes for them.
Which of the following are true?
(A) The code for T is 101；
(B) The code for U is shorter
than the code for T；
(C) The shortest code is one bit long；
(D) The longest code is 4 bits long.
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