More Problems

• Write a program to find the first element that occurs more than twice in a queue.
• Write a program to print all elements in a queue that are prime.
• Write a program to find the k smallest elements in a queue.
• Write a program to implement a queue that allows access to both ends.
• Write a program to check if a queue is empty after multiple enqueue and dequeue operations.
• Write a program to find the number of items in a queue that are negative.
• Write a program to implement a basic event queue.
• Write a program to find the longest sequence of even integers in a queue.