More Problems

• Write a program to determine if a given sequence of numbers can represent a valid sequence of enqueue and dequeue operations.
• Implement a priority queue for scheduling tasks based on their importance and urgency.
• Write a program to find the first k distinct elements in a stream of numbers using a queue.
• Implement a function that tracks the last k elements added to a queue and their frequencies.
• Write a program to simulate a task manager that prioritizes tasks based on their time required and deadline.
• Implement a queue for managing customer feedback in an online retail application.
• Write a program to find the longest increasing subsequence of numbers in a queue using dynamic programming.
• Implement a function that finds the minimum number of operations required to convert one queue into another.