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105. Construct Binary Tree from Preorder and Inorder Traversal
Given preorder and inorder traversal of a tree, construct the binary tree. Note:You may assume that duplicates do not exist in the tree. For example, ...
分类:其他好文   时间:2019-03-10 09:53:03    阅读次数:121
Leecode刷题之旅-C语言/python-28.实现strstr()
c语言自然是应用最最著名的kmp(看毛片)算法。 这个算法的理解可以参考: https://www.cnblogs.com/yjiyjige/p/3263858.html python: python是真的简单,运用切片就能达到想要的目的了。 ...
分类:编程语言   时间:2019-03-08 09:49:26    阅读次数:185
Leecode刷题之旅-C语言/python-26.删除数组中的重复项
这里判断如果数组为空,那么返回长度为0. 设置一个length变量为0,用于记录不同值的个数。 在数组中循环,如果循环到的值不等于num[length] 实际上可以理解为 num[length]为数组的第一个数,找到和第一个数不同的数,就把length+1 然后把数存放到num[length+1]中 ...
分类:编程语言   时间:2019-03-08 09:36:57    阅读次数:147
Leecode刷题之旅-C语言/python-26.移除元素
这道题和删除数组中重复的元素类似。依旧是类似双指针的操作,如果和val不等的话,就存入设的length指针数组中。 python: ...
分类:编程语言   时间:2019-03-08 09:36:19    阅读次数:145
Construct Binary Tree from Preorder and Inorder Traversal
Given preorder and inorder traversal of a tree, construct the binary tree. Note:You may assume that duplicates do not exist in the tree. For example, ...
分类:其他好文   时间:2019-03-04 09:23:18    阅读次数:163
[LeetCode] 82. Remove Duplicates from Sorted List II
Given a sorted linked list, delete all nodes that have duplicate numbers, leaving only distinct numbers from the original list. Example 1: Example 2: ...
分类:其他好文   时间:2019-03-02 13:43:04    阅读次数:200
(C++練習) 26. Remove Duplicates from Sorted Array
題目 : Given a sorted array nums, remove the duplicates in-place such that each element appear only once and return the new length. Do not allocate extr ...
分类:编程语言   时间:2019-02-26 00:39:53    阅读次数:227
78 [LeetCode] Subsets
Given a collection of integers that might contain duplicates, nums, return all possible subsets (the power set). Note: The solution set must not conta ...
分类:其他好文   时间:2019-02-24 17:29:57    阅读次数:166
26. Remove Duplicates from Sorted Array
Given a sorted array nums, remove the duplicates in-place such that each element appear only once and return the new length. Do not allocate extra spa ...
分类:其他好文   时间:2019-02-20 20:01:55    阅读次数:176
377. Combination Sum IV
Given an integer array with all positive numbers and no duplicates, find the number of possible combinations that add up to a positive integer target. ...
分类:其他好文   时间:2019-02-18 01:20:29    阅读次数:163
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