More Problems

• Write a program to check if a queue can represent a valid infix expression after multiple operations.
• Implement a queue for managing scheduled events in a calendar application.
• Write a program to find the longest contiguous subsequence of odd numbers in a queue.
• Implement a queue that supports batch processing of elements.
• Write a program to find the maximum frequency of characters in a queue after removing duplicates.
• Implement a function that finds the longest path in a binary tree using a queue.
• Write a program to simulate a multi-user chat application using a queue.
• Implement a queue for managing user feedback in an application.