More Problems

• Write a program to find the sum of elements in a queue after removing odd numbers.
• Write a program to check if a queue is a valid representation of a stack.
• Write a program to implement a queue for managing online meetings.
• Write a program to find the first non-repeating character in a queue after several operations.
• Write a program to check if a queue can represent a valid binary tree.
• Write a program to find the maximum element in a queue using O(n) time.
• Write a program to implement a queue for managing feedback submissions.
• Write a program to find the smallest number in a queue after multiple operations.