作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 位运算 日期 题目地址:https://leetcode.com/problems/total-hamming-distance/description/ 题目描述 The Hamming distance between two integers is the number of positions at which the correspondi…
The Hamming distance between two integers is the number of positions at which the corresponding bits are different. Now your job is to find the total Hamming distance between all pairs of the given numbers. Example: Input: 4, 14, 2 Output: 6 Explanat…
传送门 Description The Hamming distance between two integers is the number of positions at which the corresponding bits are different. Now your job is to find the total Hamming distance between all pairs of the given numbers. Example: Input: 4, 14, 2 Ou…
作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 Java解法 方法一:异或 + 字符串分割 方法二:异或 + 字符串遍历 方法三:异或 + 位统计 二刷 python解法 方法一:异或 + 字符串count 方法二:循环异或 方法三:异或 + 单次遍历 日期 题目地址: https://leetcode.com/problems/hamming-distance/ Total Accepted:…
Fun one.. the punch line of this problem is quite common in Bit related problems on HackerRank - visualize it in your mind, and you will find: all bits on the same index among all numbers, will not involve other bits on other indices. So, we simply c…
[抄题]: The Hamming distance between two integers is the number of positions at which the corresponding bits are different. Now your job is to find the total Hamming distance between all pairs of the given numbers. Example: Input: 4, 14, 2 Output: 6 Ex…
题目: The Hamming distance between two integers is the number of positions at which the corresponding bits are different. Given two integers x and y, calculate the Hamming distance. Note:0 ≤ x, y < 231. Example: Input: x = 1, y = 4 Output: 2 Explanatio…
题目要求 The Hamming distance between two integers is the number of positions at which the corresponding bits are different. Given two integers x and y, calculate the Hamming distance. Note:0 ≤ x, y < 231. 题目分析及思路 题目给出两个整数,要求返回它们之间的Hamming distance.Hammi…
作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 题目地址:https://leetcode.com/problems/unique-paths/description/ 题目描述: A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below). The robot can only move either…
▶ 与 Hamming  距离相关的两道题. ▶ 461. 求两个数 x 与 y 的哈夫曼距离. ● 代码,4 ms,对 x 和 y 使用异或,然后求值为 1 的位的个数. class Solution { public: int hammingDistance(int x, int y) { int i,temp; , temp = x ^ y; temp > ; temp &= temp - , i++); return i; } }; ● 代码,7 ms,转化为 bitset 来逐位比…