More Problems

• Write a program to check if a queue can be a valid prefix expression.
• Write a program to implement a queue for managing messages in a chat application.
• Write a program to find the first unique integer in a queue.
• Write a program to print the elements of a queue in sorted order without modifying it.
• Write a program to implement a queue using a combination of stack operations.
• Write a program to determine if a queue can be merged into another queue.
• Write a program to find the largest consecutive sequence in a queue.
• Write a program to implement a simple online polling system using a queue.