Discover a collection of 25 intriguing competitive programming challenges in Python, spanning from fundamental to intermediate complexity. These engaging problems will put your understanding of function concepts to the test, allowing you to enhance your programming prowess. Delve into the world of competitive programming and sharpen your problem-solving skills as you tackle these diverse challenges. From grasping the basics to navigating more intricate scenarios, this compilation offers a wide range of problem-solving opportunities. Engage in this exciting journey and unlock your potential by mastering Python’s function concepts through these carefully curated competitive programming problems.

1. Write a function that takes two numbers as input and returns their sum.

2. Write a function to calculate the factorial of a given number.

3. Write a function to check if a given number is prime or not.

4. Write a function that takes a string as input and returns the reverse of the string.

5. Write a function that takes a list of numbers as input and returns the largest number in the list.

6. Write a function that takes a list of strings as input and returns the shortest string in the list.

7. Write a function to count the number of vowels in a given string.

8. Write a function that takes a list of numbers as input and returns a new list with only the even numbers.

9. Write a function to check if a given string is a palindrome.

10. Write a function that takes a list of strings as input and returns a new list with the strings sorted in alphabetical order.

11. Write a function to calculate the area of a circle given its radius.

12. Write a function to calculate the Fibonacci series up to a given number.

13. Write a function that takes a list of numbers as input and returns the sum of all the numbers.

14. Write a function to find the maximum occurring character in a given string.

15. Write a function that takes a list of numbers as input and returns the product of all the numbers.

16. Write a function to check if two strings are anagrams of each other.

17. Write a function that takes a list of numbers as input and returns the second smallest number in the list.

18. Write a function to reverse the order of words in a given sentence.

19. Write a function to check if a given number is a perfect square.

20. Write a function that takes a list of strings as input and returns the count of words in the list.

21. Write a function to remove all duplicates from a given list.

22. Write a function to find the second largest number in a given list.

23. Write a function that takes a list of strings as input and returns the longest string in the list.

24. Write a function to find the GCD (Greatest Common Divisor) of two numbers.

25. Write a function that takes a string as input and counts the frequency of each character.

These problems cover a range of topics and difficulty levels related to functions in Python. Have fun solving them! Visit our course module on Python with Problem Solving.

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