More Problems

• Write a program to find the longest subsequence of characters that can be formed from a queue.
• Implement a function to find the shortest path in a maze using BFS and a queue.
• Write a program to track the maximum and minimum values in a queue efficiently.
• Implement a queue for managing scheduled events in a calendar application.
• Write a program to find the first non-repeating integer in a queue after multiple enqueue operations.
• Implement a queue for managing online customer feedback.
• Write a program to check if a queue can represent a valid binary tree after operations.
• Implement a circular queue that resizes dynamically based on demand.