public int findMaximumXOR(int[] nums) { /* trie tree: root is the largest bit * 32 bits */ TrieNode root = new TrieNode(); for(int num : nums) { TrieNode node = root; for(int i = 31; i >= 0; i--) { int bit = (num >> i) & 1; if(node.children[bit] == null)...
LeetCode[421] Maximum XOR of Two Numbers in an Array Given a non-emptyarrayof numbers, a0, a1, a2, … , an-1, where 0 ≤ ai < 231. Find the maximum result of ai XOR aj, where 0 ≤ i, j < n. Could you do this in O(n) runtime? Example: Input: [3, 10, 5, 25, 2...
https://leetcode.com/problems/maximum-xor-of-two-numbers-in-an-array/discuss/91049/Java-O(n)-solution-using-bit-manipulation-and-HashMap https://leetcode.com/problems/maximum-xor-of-two-numbers-in-an-array/discuss/91064/C%2B%2B-22-ms-beats-99.5-array-partitioning-similar-to-quick-sort L...
https://leetcode.com/problems/maximum-xor-of-two-numbers-in-an-array/discuss/91059/Java-O(n)-solution-using-Trie
421 Maximum XOR of Two Numbers in an Array 数组中两个数的最大异或值 Description:Given an integer ar...
(string)forstringinmystring)# Initializing list of dictionariesmystring=[{'Courses':"Python",'fee':2000},{'Courses':"PySpark",'fee':3000},{'Courses':"Java",'fee':2500}]# Example 3: Maximum String value length of Key of dictionary# Using max() + len()filter_key='Courses'temp=(sub...
Leetcode: Maximum XOR of Two Numbers in an Array Given a non-empty array of numbers, a0, a1, a2, … , an-1, where 0 ≤ ai < 231. Find the maximum result of ai XOR aj, where0 ≤ i, j <n. Could youdothisin O(n) runtime?Example:...
Here,we will learn how to define a Macro that will take arguments to find maximum of two numbers? Here is the Macro #define MAX(x,y) ((x>y)?x:y) Here,MAXis the Macro namexandyare the arguments. When program will compile, actual arguments which will be passed into theMAXMacro. ...
// Utility function to find the maximum of two numbers intmax(intx,inty){ return(x>y)?x:y; } // Function to find the maximum subarray sum using divide-and-conquer intmaximum_sum(intnums[],intlow,inthigh) { // If the array contains 0 or 1 element ...
LeetCode421. Maximum XOR of Two Numbers in an Array 这道题的题目很好理解,就是给你一个非空数组,求出数组中任意两个数异或后能得到的最大值。原题链接:LeetCode421。根据题目下面的tag的提示,本题的解题思路是Trie树的利用和整数的位操作。 这里Trie树建立的思路是,整数在存储时是一个占据32bit的数,...