Practice - Counting Bad Strings
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Practice Questions
Test your understanding with targeted questions
What is a bad binary string?
💡 Hint: Think about the definition of bad strings.
How many binary strings are there of length 1?
💡 Hint: Count the combinations.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What defines a bad string?
💡 Hint: Consider the definition.
Is g(n) defined as the count of good strings?
💡 Hint: Recall the definitions.
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Challenge Problems
Push your limits with advanced challenges
Prove that f(n) is equal to 2^n - g(n) for n > 2.
💡 Hint: Start with base cases like n=3 and n=4.
Calculate the number of bad strings for n=5.
💡 Hint: Remember to sum prior g(n) values and recalculate 2^5.
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Reference links
Supplementary resources to enhance your learning experience.