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LeetCode-001题解
此题目摘自LeetCode001Given an array of integers, find two numbers such that they add up to a specific target number.The function twoSum should return indic...
分类:其他好文   时间:2015-12-06 22:51:14    阅读次数:334
[LeetCode]Two Sum II - Input array is sorted
public class Solution { public int[] twoSum(int[] numbers, int target) { int left = 0; int right = numbers.length - 1; while (...
分类:其他好文   时间:2015-12-04 09:12:04    阅读次数:159
[LeetCode]Two Sum III - Data structure design
这道题我用O(n)存O(1)取的时候会超时,但是用O(1)存O(n)取就不会超时,个人觉得是因为测试代码中存比取要多得多。。其实觉得最好的方法应该是O(logn)存取,用两个二分搜索,但是还没太想明白应该用什么数据结构能实现public class TwoSum { private H...
分类:其他好文   时间:2015-11-27 07:59:49    阅读次数:162
leetcode刷题记录-Two Sum
Given an array of integers, find two numbers such that they add up to a specific target number.The function twoSum should return indices of the two nu...
分类:其他好文   时间:2015-11-23 23:27:32    阅读次数:203
Two Sum
1 var twoSum = function(nums, target) { 2 var len = nums.length, 3 i = 0, 4 hash = {}, 5 res = [], 6 t1, t2; 7 8...
分类:其他好文   时间:2015-11-20 23:11:30    阅读次数:193
Leetcode:Two Sum
Given an array of integers, find two numbers such that they add up to a specific target number.The function twoSum should return indices of the two nu...
分类:其他好文   时间:2015-11-19 20:56:11    阅读次数:154
1 Two Sum
1 Two Sum Given an array of integers, find two numbers such that they add up to a specific target number. The function twoSum should return indices of...
分类:其他好文   时间:2015-11-05 22:15:12    阅读次数:254
twoSum____leetcode
import java.util.HashMap;public class TwoSum { public static void main(String[] args) { int[] input = { 2, 7, 11, 2 }; int target...
分类:其他好文   时间:2015-11-04 21:18:43    阅读次数:136
Two Sum
问题链接:https://leetcode.com/problems/two-sum/ 解法1:50ms class?Solution?{ public: ????vector<int>?twoSum(vector<int>&?nums,?int?target)?{ ????????vector<int>?copy?=?nums;...
分类:其他好文   时间:2015-10-28 15:56:34    阅读次数:161
lintcode 中等题:2 Sum 两个数的和
题目两数之和给一个整数数组,找到两个数使得他们的和等于一个给定的数target。你需要实现的函数twoSum需要返回这两个数的下标, 并且第一个下标小于第二个下标。注意这里下标的范围是1到n,不是以0开头。样例numbers=[2, 7, 11, 15], target=9return [1, 2....
分类:其他好文   时间:2015-10-27 16:49:09    阅读次数:278
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