{ "data": { "question": { "questionId": "4150", "questionFrontendId": "3769", "categoryTitle": "Algorithms", "boundTopicId": 3850499, "title": "Sort Integers by Binary Reflection", "titleSlug": "sort-integers-by-binary-reflection", "content": "
You are given an integer array nums.
The binary reflection of a positive integer is defined as the number obtained by reversing the order of its binary digits (ignoring any leading zeros) and interpreting the resulting binary number as a decimal.
\n\nSort the array in ascending order based on the binary reflection of each element. If two different numbers have the same binary reflection, the smaller original number should appear first.
\n\nReturn the resulting sorted array.
\n\n\n
Example 1:
\n\nInput: nums = [4,5,4]
\n\nOutput: [4,4,5]
\n\nExplanation:
\n\nBinary reflections are:
\n\n100 -> (reversed) 001 -> 1101 -> (reversed) 101 -> 5100 -> (reversed) 001 -> 1[4, 4, 5].Example 2:
\n\nInput: nums = [3,6,5,8]
\n\nOutput: [8,3,6,5]
\n\nExplanation:
\n\nBinary reflections are:
\n\n11 -> (reversed) 11 -> 3110 -> (reversed) 011 -> 3101 -> (reversed) 101 -> 51000 -> (reversed) 0001 -> 1[8, 3, 6, 5].\n
Constraints:
\n\n1 <= nums.length <= 1001 <= nums[i] <= 109给你一个整数数组 nums。
二进制反射 是对一个 正整数 的二进制表示按顺序反转(忽略前导零)后,将反转得到的二进制数转为十进制的结果。
\n\n请按每个元素的二进制反射值的 升序 对数组进行排序。如果两个不同的数字具有相同的二进制反射值,则 较小 的原始数字应排在前面。
\n\n返回排序后的数组。
\n\n\n\n
示例 1:
\n\n输入: nums = [4,5,4]
\n\n输出: [4,4,5]
\n\n解释:
\n\n二进制反射值为:
\n\n100 -> (反转) 001 -> 1101 -> (反转) 101 -> 5100 -> (反转) 001 -> 1[4, 4, 5]。示例 2:
\n\n输入: nums = [3,6,5,8]
\n\n输出: [8,3,6,5]
\n\n解释:
\n\n二进制反射值为:
\n\n11 -> (反转) 11 -> 3110 -> (反转) 011 -> 3101 -> (反转) 101 -> 51000 -> (反转) 0001 -> 1[8, 3, 6, 5]。\n\n
提示:
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