More Problems

• Write a program to check if a queue can represent a valid binary search tree.
• Write a program to find the average of numbers in a queue after removing negative numbers.
• Write a program to implement a queue for managing service requests.
• Write a program to find the first unique integer in a queue after several operations.
• Write a program to check if a queue can be rearranged into a palindrome.
• Write a program to find the longest contiguous subsequence of characters in a queue.
• Write a program to implement a queue for managing employee tasks.
• Write a program to find the total number of characters in a queue after multiple operations.