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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Is '()' balanced?
💡 Hint: Count the open and closed parentheses.
Question 2
Easy
Is '((()))' balanced?
💡 Hint: Check if every opening has a closing pair.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
Is '(()' balanced?
- True
- False
💡 Hint: Count the number of open versus closed parentheses.
Question 2
Which of the following is an example of balanced parentheses?
- [({})]
- {(})
- [({])}
- {()]
💡 Hint: Look at each opening and ask if it has a corresponding closing.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a string with different types of parentheses, such as '({[()]})', determine if it is balanced. Explain your approach and any challenges faced.
💡 Hint: Think about the order in which you push and pop.
Question 2
Write a function to determine if a complex expression like '((a+b)*[c/d-{e+f}])' is balanced, explaining any edge cases you consider.
💡 Hint: Consider nested scenarios and maintaining properties of each bracket type.
Challenge and get performance evaluation