原文:LeetCode421. Maximum XOR of Two Numbers in an Array

這道題的題目很好理解,就是給你一個非空數組,求出數組中任意兩個數異或后能得到的最大值。原題鏈接:LeetCode 。根據題目下面的tag的提示,本題的解題思路是Trie樹的利用和整數的位操作。 這里Trie樹建立的思路是,整數在存儲時是一個占據 bit的數,因此可以看成一個含 個字符的字符串,這個字符串中的每個字符只可能是 或 。因此,將一個整數插入Trie樹就是從它的最高位開始,根據每一位上的 ...

2017-02-15 20:33 0 1461 推薦指數:

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Add Two Numbers-----LeetCode

You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single ...

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Add Two Numbers leetcode java

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題目: 兩個數字求和,數字用鏈表表示,每一個結點代表一位。鏈表順序與數字順序相反,即表頭存放數字的最低位。 解法: 分別遍歷兩個鏈表的每個結點,對兩個結點求和即可。要維護一個變量保存每次相 ...

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[leetcode]Add Two Numbers @ Python

原題地址:https://oj.leetcode.com/problems/add-two-numbers/ 題意: You are given two linked lists representing two non-negative numbers. The digits ...

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445-Add Two Numbers II You are given two linked lists representing two non-negative numbers. The most significant digit comes first and each ...

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