More Problems

• Write a program to simulate a waiting list for an event using a queue.
• Write a program to implement a queue for managing email notifications.
• Write a program to find the first non-repeating integer in a queue after multiple enqueue and dequeue operations.
• Write a program to check if a queue is balanced based on its operations.
• Write a program to implement a circular queue using a dynamic array.
• 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 sequence of operations.
• Write a program to implement a queue for managing conference attendees.