More Problems

• Write a program to check if a queue can represent a valid sequence of operations.
• Write a program to implement a queue for managing event registrations.
• Write a program to find the maximum frequency of characters in a queue after removing duplicates.
• Write a program to simulate a job scheduling queue.
• Write a program to implement a queue for managing shipment orders.
• Write a program to find the first non-repeating integer in a queue after operations.
• Write a program to check if a queue can represent a valid binary search tree.
• Write a program to find the smallest number in a queue after various operations.