1. Write a Python program to find the second largest number in a list.

2. Write a Python program to find the second smallest number in a list.

3. Write a Python program to check if a list is empty.

4. Write a Python program to clone or copy a list.

5. Write a Python program to find the length of a list.

6. Write a Python program to remove duplicates from a list.

7. Write a Python program to find the common elements between two lists.

8. Write a Python program to remove all occurrences of a specific item from a list.

9. Write a Python program to check if a list contains a sublist.

10. Write a Python program to find the maximum and minimum values in a dictionary.

11. Write a Python program to merge two dictionaries.

12. Write a Python program to convert a list of tuples into a dictionary.

13. Write a Python program to sort a dictionary by key.

14. Write a Python program to sort a dictionary by value.

15. Write a Python program to concatenate two lists.

16. Write a Python program to create a tuple with different data types.

17. Write a Python program to convert a tuple to a string.

18. Write a Python program to find the length of a tuple.

19. Write a Python program to reverse a tuple.

20. Write a Python program to convert a list to a tuple.

21. Write a Python program to check if an element exists within a tuple.

22. Write a Python program to find the index of an item in a tuple.

23. Write a Python program to convert a tuple to a dictionary.

24. Write a Python program to unzip a list of tuples into individual lists.

25. Write a Python program to find the first non-repeating character in a string.

26. Write a Python program to count the frequency of each character in a string.

27. Write a Python program to find the longest word in a string.

28. Write a Python program to remove the nth index character from a non-empty string.

29. Write a Python program to change a given string to a new string where the first and last characters have been exchanged.

30. Write a Python program to remove characters that have odd index values in a given string.

31. Write a Python program to count the occurrences of each word in a given sentence.

32. Write a Python program to capitalize the first and last letters of each word in a string.

33. Write a Python program to compute the sum of the digits in a given string.

34. Write a Python program to add 'ing' at the end of a given string (length should be at least 3). If the given string already ends with 'ing' then add 'ly' instead.

35. Write a Python program to find the length of the longest substring without repeating characters.

36. Write a Python program to find all the anagrams in a list of strings.

37. Write a Python program to find the common divisors of two numbers.

38. Write a Python program to find the least common multiple of two numbers.

39. Write a Python program to calculate the square of a number using a lambda function.

40. Write a Python program to find the intersection of two lists.

41. Write a Python program to find the union of two lists.

42. Write a Python program to flatten a shallow list.

43. Write a Python program to sort a list of tuples by the second item.

44. Write a Python program to get the difference between the two lists.

45. Write a Python program to convert a list of characters into a string.

46. Write a Python program to get unique values from a list.

47. Write a Python program to create a list of empty dictionaries.

48. Write a Python program to create a list of all the values in a dictionary.

49. Write a Python program to get the frequency of the elements in a list.