More Problems

• Write a program to implement a queue for managing customer complaints.
• Write a program to find the first unique character in a stream using a queue.
• Write a program to find the average of elements in a queue after removing duplicates.
• Write a program to implement a queue that retrieves both the maximum and minimum elements.
• Write a program to find the sum of elements in a queue after removing odd numbers.
• Write a program to check if two queues can represent a valid sequence of numbers.
• Write a program to simulate a customer service queue with priorities.
• Write a program to find the total number of items in a queue after multiple operations.