Practice - Restrictions on Solution Counts
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Practice Questions
Test your understanding with targeted questions
Define a strictly increasing sequence.
💡 Hint: Think of a series of numbers written in ascending order.
What is a subsequence?
💡 Hint: You can pick numbers from a list without following their order.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is a strictly increasing sequence?
💡 Hint: Focus on the direction of the numbers.
True or False: A subsequence must consist of consecutive elements of the original sequence.
💡 Hint: Subsequences maintain original order, but elements can be non-consecutive.
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Challenge Problems
Push your limits with advanced challenges
Given a set of 15 distinct integers, demonstrate a subsequence of at least length 5 that is increasing or decreasing. Provide a strategic approach and reasoning.
💡 Hint: Formulate pairs of subsequences and check overlaps.
Analyze a sequence of floating-point numbers and determine a subsequence length of at least 6 that is strictly increasing. What is your reasoning?
💡 Hint: Consider each pair and track where the values trend up.
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Reference links
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