More Problems

• Write a program to find the first unique integer in a queue after multiple operations.
• Write a program to simulate a grocery store checkout line using a queue.
• Write a program to implement a priority queue using a binary heap.
• Write a program to find the longest subsequence of characters in a queue that forms a palindrome.
• Write a program to check if a queue can be rearranged to represent a valid postfix expression.
• Write a program to implement a queue for managing online shopping carts.
• Write a program to find the longest contiguous subsequence of odd numbers in a queue.
• Write a program to check if two queues can represent the same sequence of operations.