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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
Count the number of characters in the string 'OpenAI'.
💡 Hint: Consider using a function that counts string length.
Question 2
Easy
Determine if the string 'hello' is a palindrome.
💡 Hint: Think about what palindromes are.
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
What does strlen function return?
- Number of vowels
- Length of the string
- First character of the string
💡 Hint: Think about the purpose of a length function.
Question 2
True or False: The string 'level' is a palindrome.
- True
- False
💡 Hint: Try reading it both ways.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a function to count the occurrences of each character in a string. Test your function using 'character'.
💡 Hint: Think about initializing an empty dictionary and iterating through the string.
Question 2
Develop a program that checks if a string is a palindrome, ignoring spaces and capitalization. Test it with 'A man a plan a canal Panama'.
💡 Hint: Look into string methods for cleaning the input.
Challenge and get performance evaluation