Topic: queue-problem / Level: beginner

• 951. Write a program to implement a queue that supports duplicate values.
• 952. Write a program to find the longest contiguous subsequence of even integers in a queue.
• 953. Write a program to check if a queue is valid based on its operations.
• 954. Write a program to implement a queue for managing online reviews.
• 955. Write a program to find the average of numbers in a queue after removing negative numbers.
• 956. Write a program to check if a queue can represent a valid sequence of operations.
• 957. Write a program to implement a circular queue that resizes dynamically.
• 958. Write a program to find the total number of items in a queue after various operations.
• 959. Write a program to check if two queues can represent a valid binary search tree.
• 960. Write a program to find the longest subsequence of odd integers in a queue.
• 961. Write a program to implement a queue for managing customer feedback.
• 962. Write a program to find the first unique character in a queue after several operations.
• 963. Write a program to check if a queue can represent a valid sequence of numbers.
• 964. Write a program to simulate a waiting line for a coffee shop using a queue.
• 965. Write a program to implement a queue for managing employee tasks.
• 966. Write a program to find the sum of elements in a queue after removing duplicates.
• 967. Write a program to check if a queue is valid based on enqueue and dequeue operations.
• 968. Write a program to implement a queue for managing delivery requests.
• 969. Write a program to find the total number of distinct elements in a queue after multiple operations.
• 970. Write a program to check if a queue can represent a valid infix expression.
• 971. Write a program to find the first non-repeating integer in a queue after various operations.
• 972. Write a program to implement a queue for managing restaurant orders.
• 973. Write a program to find the maximum product of three numbers in a queue.
• 974. Write a program to check if two queues can represent a valid binary search tree.
• 975. Write a program to find the smallest number in a queue after multiple operations.
• 976. Write a program to implement a queue for managing customer complaints.
• 977. Write a program to find the sum of elements in a queue after removing odd numbers.
• 978. Write a program to check if a queue is balanced based on its operations.
• 979. Write a program to implement a circular queue using arrays.
• 980. Write a program to find the longest contiguous subsequence of characters in a queue.
• 981. Write a program to implement a queue for managing ticket sales.
• 982. Write a program to find the first unique character in a queue after several operations.
• 983. Write a program to check if a queue can represent a valid binary search tree.
• 984. Write a program to find the longest subsequence of even numbers in a queue.
• 985. Write a program to implement a queue for managing event registrations.
• 986. Write a program to find the maximum frequency of characters in a queue after removing duplicates.
• 987. Write a program to check if a queue can represent a valid sequence of operations.
• 988. Write a program to implement a queue for managing online submissions.
• 989. Write a program to find the sum of elements in a queue after removing negative numbers.
• 990. Write a program to check if a queue can represent a valid binary tree.
• 991. Write a program to find the smallest number in a queue after various operations.
• 992. Write a program to implement a queue for managing project tasks.
• 993. Write a program to find the first non-repeating integer in a queue after operations.
• 994. Write a program to check if two queues can represent a valid sequence of operations.
• 995. Write a program to implement a circular queue that resizes dynamically.
• 996. Write a program to find the longest subsequence of characters in a queue.
• 997. Write a program to simulate a job processing queue.
• 998. Write a program to find the total number of items in a queue after several operations.
• 999. Write a program to check if a queue can represent a valid infix expression.
• 1000. Write a program to implement a queue for managing customer service requests.

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