4.4 - Subproblem Dependency
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Practice Questions
Test your understanding with targeted questions
Define Longest Common Subsequence in your own words.
💡 Hint: Think about patterns in sequences.
What is dynamic programming?
💡 Hint: Consider how problems can be simplified.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the time complexity of finding LCS using dynamic programming?
💡 Hint: Remember how we build the solution.
True or False: LCS can include characters that are not adjacent in given sequences.
💡 Hint: Think about the definition of a subsequence.
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Challenge Problems
Push your limits with advanced challenges
Suppose you have string A: 'ABCBDAB' and string B: 'BDCAB'. Calculate the LCS, and provide the DP table.
💡 Hint: Start with filling the first two rows based on matches and mismatches.
Discuss how LCS can be extended to more than two sequences. What complexities arise?
💡 Hint: Consider expanding the dimension of the DP table for more sequences.
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