More Problems

• Write a program to find the first unique integer in a queue after multiple operations.
• Write a program to implement a queue that supports retrieval of the median in O(1) time.
• Write a program to find the longest palindromic substring using a queue and dynamic programming.
• Implement a function that uses a queue to track the state of a game or simulation for rollback functionality.
• Write a program to simulate a customer feedback queue with priority handling.
• Implement a priority queue that supports both increasing and decreasing priorities for tasks.
• Write a program to find the shortest path in a grid with obstacles using BFS and a queue.
• Implement a queue that allows for reordering of elements based on custom criteria.