More Problems

• Implement a priority queue for scheduling tasks based on deadlines.
• Write a program to check if a queue can represent a valid sequence of stack operations.
• Implement a function that uses a queue to find all subsets of a given set.
• Write a program to find the first unique integer in a stream of numbers using a queue.
• Implement a queue for managing order processing in an e-commerce application.
• Write a program to find the longest increasing subsequence in a queue of characters.
• Implement a queue that supports retrieval of elements based on their frequency.
• Write a program to find the total number of elements in a queue after several enqueue and dequeue operations.