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Two Sum
今天开始,每天一道LeetCode!Given an array of integers, find two numbers such that they add up to a specific target number.The function twoSum should return ind...
分类:其他好文   时间:2015-04-04 16:29:51    阅读次数:108
two sum 3道题
I 非排好序,最快O(n), 用hashmap解决public class Solution { public int[] twoSum(int[] numbers, int target) { int[] res = new int[2]; HashMap h...
分类:其他好文   时间:2015-04-04 07:54:58    阅读次数:138
LeetCode1 Two Sum **
题目: 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 numbers such that they add up to the targ...
分类:其他好文   时间:2015-04-03 21:08:43    阅读次数:158
【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:2015-04-02 13:12:14    阅读次数:126
python leetcode practice
preface:leetcode练习 question: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 the two numb...
分类:编程语言   时间:2015-04-01 17:42:22    阅读次数:170
[LeetCode]Two Sum
题意:求出某个数组中的两个数值的和等于一个固定的target的该两个数值的下标,按从小到大的顺序. 解题思路: 1: 直接暴力遍历 复杂度O(n*n) 超时 2:先排序,再遍历 增加了空间复杂度,时间复杂度为O(N+N*log(N)+N) 3:有人建议用HashMap但是如果有重复数据就应该是不成立的,思路二的解法如下: public int[] twoSum(int[] num...
分类:其他好文   时间:2015-03-31 22:26:42    阅读次数:181
【LeetCode OJ】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 numbers such that they add up to the target, whe...
分类:其他好文   时间:2015-03-31 09:17:23    阅读次数:141
【LeetCode OJ】Two Sum
题目: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...
分类:其他好文   时间:2015-03-30 20:38:15    阅读次数:122
leetcode------Two Sum
标题:Two Sum通过率:17.9%难度:中等Given an array of integers, find two numbers such that they add up to a specific target number.The function twoSum should retu...
分类:其他好文   时间:2015-03-28 21:32:14    阅读次数:110
【LeetCode】Two Sum
Two SumGiven 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...
分类:其他好文   时间:2015-03-21 19:49:32    阅读次数:121
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