链表的回文结构 对于一个链表,请设计一个时间复杂度为O(n),额外空间复杂度为O(1)的算法,判断其是否为回文结构。 给定一个链表的头指针 A ,请返回一个bool值,代表其是否为回文结构。保证链表长度小于等于900。 测试样例: Java C++ two sum https://www.nowco ...
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其他好文 时间:
2020-01-16 12:28:50
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Given an array A of integers and integer K, return the maximum S such that there exists i < j with A[i] + A[j] = S and S < K. If no i, j exist satisfy ...
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其他好文 时间:
2020-01-12 11:53:41
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Given an array of integers, return indices of the two numbers such that they add up to a specific target. You may assume that each input would have ex ...
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其他好文 时间:
2019-12-30 09:37:47
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60
Two Sum Java解决方案 Given an array of integers, return indices of the two numbers such that they add up to a specific target. You may assume that each in ...
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编程语言 时间:
2019-11-29 23:41:06
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110
Given an array of integers that is already sorted in ascending order, find two numbers such that they add up to a specific target number. The function ...
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其他好文 时间:
2019-10-20 10:38:02
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今天开始在闲暇时间刷leetcode,先水一道题目,目前还不习惯给API编程这种方式只能慢慢熟悉咯 题目链接https://leetcode-cn.com/problems/two-sum/ 题解一 这是一个最肝A题思路,O(n^2)的时间复杂度。都能想的解题思路 1 class Solution ...
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其他好文 时间:
2019-10-19 13:00:13
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60
fsaf 167. Two Sum II - Input array is sorted Easy 167. Two Sum II - Input array is sorted Easy Easy Given an array of integers that is already sorted ...
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其他好文 时间:
2019-10-15 13:00:51
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题目 You are given a list of numbers, and a target number k. Return whether or not there are two numbers in the list that add up to k. Example: Given [4 ...
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其他好文 时间:
2019-10-12 01:10:23
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109
1. Two Sum 2. Add Two Numbers 3. Longest Substring Without Repeating Characters ...
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其他好文 时间:
2019-10-07 00:43:53
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77
题目介绍 Given an array of integers, return indices of the two numbers such that they add up to a specific target. You may assume that each input would ha ...
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其他好文 时间:
2019-09-30 20:15:05
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119