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1 - B . Two codes for a discrete source of five independent symbols are: table [ [ Letter , Probability,Code A , Code

1-B. Two codes for a discrete source of five independent symbols are:
\table[[Letter,Probability,Code A,Code B],[S1,0.4,00,0],[S2,0.25,01,01],[S3,0.15,101,011],[S4,0.12,110,0111],[S5,0.08,1111,01111]]
a) Determine whether each code is a prefix-condition code.
b) Determine which one is a uniquely decodable. And which one is an instantaneous code.
c) Determine the entropy of both codes. What is the code efficiency of each code?
d) Explain how to improve the code efficiency.
e) Find the binary Huffman code of this source. Find its code efficiency.
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