More Problems

• Write a program to find the total number of items in a queue after several operations.
• Write a program to check if a queue can represent a valid sequence of operations.
• Write a program to implement a queue for managing online feedback submissions.
• Write a program to find the first unique character in a queue after several operations.
• Write a program to simulate a job scheduling queue.
• Write a program to implement a queue for managing employee performance reviews.
• Write a program to find the sum of elements in a queue after removing negative numbers.
• Write a program to check if two queues can represent a valid binary tree.