More Problems

• Write a program to track the history of operations in a queue.
• Implement a queue for managing user sessions in a web application.
• Write a program to find the sum of elements in a queue after removing even numbers.
• Implement a function that uses a queue to find the longest increasing subsequence in a queue.
• Write a program to check if a queue can be rearranged to match another queues order.
• Implement a queue that supports simultaneous enqueue and dequeue operations.
• Write a program to find the first unique character in a stream of characters using a queue.
• Implement a queue for managing online orders in an e-commerce platform.