21.10 - Properties of Optimal Trees
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Practice Questions
Test your understanding with targeted questions
What is a prefix code?
💡 Hint: Think about how this affects decoding.
Why is variable-length encoding advantageous?
💡 Hint: Consider fixed-length limitations.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is a prefix code?
💡 Hint: Think of how this relates to decoding letters.
True or False: Huffman coding uses fixed-length codes for all characters.
💡 Hint: Consider how Huffman coding operates.
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Challenge Problems
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Create a Huffman tree for the characters A, B, C with frequencies 0.5, 0.3, and 0.2 respectively. Explain your process.
💡 Hint: Draw the tree as you combine the nodes.
Given a message consisting of the letters {A, B, C} with frequencies {0.6, 0.2, 0.2}, hypothesize how the encoded messages would look like.
💡 Hint: Think about how Huffman coding balances to place common letters higher in the tree.
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