More Problems

• Write a program to find the longest subsequence of characters that can form a valid palindrome.
• Implement a queue for managing incoming customer service requests.
• Write a program to check if a queue can represent a valid sequence of operations for a binary search tree.
• Implement a function that merges two sorted queues into a single sorted queue.
• Write a program to find the first unique character in a stream of characters using a queue.
• Implement a queue that allows dynamic resizing based on the number of elements.
• Write a program to find the longest increasing subsequence of characters in a queue.
• Implement a queue for managing job applications in a hiring process.