I recently gave amazon 2023 new grad SDE OA, and face this question, I would really appreciate if someone can help to solve this in JavaScript.\n\n![image](https://assets.leetcode.com/users/images/115d9342-1622-400a-bb48-5c2379c6e22d_1661276343.944985.jpeg)\n![image](https://assets.leetcode.com/users/images/36d3204f-69fc-431d-8ee9-b02b4f7e1c5d_1661276344.140253.jpeg)\n![image](https://assets.leetcode.com/users/images/2c9d35cd-e6a9-4ef4-87d3-90c8f59a412f_1661276344.1908464.jpeg)\n

I recently gave amazon 2023 new grad SDE OA, and face this question, I would really appreciate if someone can help to solve this in JavaScript.\n\n\n\n\n