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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"remove unwanted extra interation of loop and saving data in queue in 6_Queue/Exercise/binary_numbers.py","articleBody":"https://github.com/codebasics/data-structures-algorithms-python/blob/master/data_structures/6_Queue/Exercise/binary_numbers.py\r\n\r\n**Issue:**\r\n\r\n```\r\ndef produce_binary_numbers(n):\r\n    numbers_queue = Queue()\r\n    numbers_queue.enqueue(\"1\")\r\n\r\n    for i in range(n):\r\n        front = numbers_queue.front()\r\n        print(\"   \", front)\r\n        numbers_queue.enqueue(front + \"0\")\r\n        numbers_queue.enqueue(front + \"1\")\r\n\r\n        numbers_queue.dequeue()\r\n```\r\n\r\n**Proposed below:**\r\n\r\n```\r\ndef produce_binary_numbers(n):\r\n    numbers_queue = Queue()\r\n    numbers_queue.enqueue(\"1\")\r\n    i = 0\r\n    while i \u003c n//2 and not numbers_queue.is_empty():\r\n        i+=1\r\n        front = numbers_queue.dequeue()\r\n        print(front)\r\n        numbers_queue.enqueue(front + \"0\")\r\n        numbers_queue.enqueue(front + \"1\")\r\n        \r\n    while not numbers_queue.is_empty() and i\u003cn:\r\n        print(numbers_queue.dequeue())\r\n        i+=1\r\n```","author":{"url":"https://github.com/udipta","@type":"Person","name":"udipta"},"datePublished":"2022-05-30T18:01:03.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/57/data-structures-algorithms-python/issues/57"}