More Problems

• Implement a function to check if a queue can represent a valid sequence of operations for a stack.
• Write a program to merge k sorted queues into one sorted queue efficiently.
• Implement a queue that maintains a sorted order of its elements upon insertion.
• Write a program to find the maximum length of a substring with at most two distinct characters using a queue.
• Implement a queue that supports batch operations for enqueue and dequeue.
• Write a program to check if a queue can be rearranged to match another queues order.
• Implement a function that evaluates a prefix expression using a queue.
• Write a program to find the longest path in a weighted grid using BFS with a queue.