More Problems

• Write a program to check if a queue can represent a valid sequence of operations for a double-ended queue.
• Implement a function to simulate a customer service queue.
• Write a program to find the first unique integer in a queue after several enqueue operations.
• Implement a queue for managing product recommendations in a shopping application.
• Write a program to find the average of elements in a queue after removing odd numbers.
• Implement a circular queue for managing scheduled events.
• Write a program to check if two queues can represent a valid sequence of stack operations.
• Implement a queue that allows for dynamic resizing based on usage.