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查询Tags标签： Binary，共有 164条记录-
C++标准库binary_function结构使用注意事项
An empty base struct that defines types that may be inherited by derived classes that provides a binary function object. Deprecated in C++11, removed in C++17. binary_function 结构在C++11标准中已废弃，在C++17标准中已移除该结构，所以使用该结构的最高可使…
2021/12/13 22:50:05 人评论 次浏览 -
【leetcode】563. Binary Tree Tilt
Given the root of a binary tree, return the sum of every tree nodes tilt. The tilt of a tree node is the absolute difference between the sum of all left subtree node values and all right subtree node values. If a node does not have a left child, then …
2021/12/9 6:18:53 人评论 次浏览 -
【leetcode】563. Binary Tree Tilt
Given the root of a binary tree, return the sum of every tree nodes tilt. The tilt of a tree node is the absolute difference between the sum of all left subtree node values and all right subtree node values. If a node does not have a left child, then …
2021/12/9 6:18:53 人评论 次浏览 -
1290. Convert Binary Number in a Linked List to Integer
/** 1290. Convert Binary Number in a Linked List to Integer https://leetcode.com/problems/convert-binary-number-in-a-linked-list-to-integer/ Given head which is a reference node to a singly-linked list. The value of each node in the linked list is eit…
2021/12/8 6:20:45 人评论 次浏览 -
1290. Convert Binary Number in a Linked List to Integer
/** 1290. Convert Binary Number in a Linked List to Integer https://leetcode.com/problems/convert-binary-number-in-a-linked-list-to-integer/ Given head which is a reference node to a singly-linked list. The value of each node in the linked list is eit…
2021/12/8 6:20:45 人评论 次浏览 -
[Leetcode 235/236]LCA二叉树最近公共祖先Lowest Common Ancestor of a Binary Tree
题目 给定二叉树和两个点，求两点的LCA最近公共祖先 Given a binary tree, find the lowest common ancestor (LCA) of two given nodes in the tree. According to the definition of LCA on Wikipedia: “The lowest common ancestor is defined between two nodes p an…
2021/12/4 6:16:45 人评论 次浏览 -
[Leetcode 235/236]LCA二叉树最近公共祖先Lowest Common Ancestor of a Binary Tree
题目 给定二叉树和两个点，求两点的LCA最近公共祖先 Given a binary tree, find the lowest common ancestor (LCA) of two given nodes in the tree. According to the definition of LCA on Wikipedia: “The lowest common ancestor is defined between two nodes p an…
2021/12/4 6:16:45 人评论 次浏览 -
python字符数字识别
一、环境配置 1.1需要 pillow 和 pytesseract 这两个库，pip install 安装就好了。 pip install pillow -i http://pypi.douban.com/simple --trusted-host pypi.douban.com pip install pytesseract -i http://pypi.douban.com/simple --trusted-host pypi.douban.com1.2…
2021/11/27 12:40:02 人评论 次浏览 -
python字符数字识别
一、环境配置 1.1需要 pillow 和 pytesseract 这两个库，pip install 安装就好了。 pip install pillow -i http://pypi.douban.com/simple --trusted-host pypi.douban.com pip install pytesseract -i http://pypi.douban.com/simple --trusted-host pypi.douban.com1.2…
2021/11/27 12:40:02 人评论 次浏览 -
102. Binary Tree Level Order Traversal
层次遍历，广度优先，用队列实现 // 102.二叉树的层序遍历 class Solution {public List<List<Integer>> resList = new ArrayList<List<Integer>>();public List<List<Integer>> levelOrder(TreeNode root) {//checkFun01(root,0);c…
2021/11/25 6:14:09 人评论 次浏览 -
102. Binary Tree Level Order Traversal
层次遍历，广度优先，用队列实现 // 102.二叉树的层序遍历 class Solution {public List<List<Integer>> resList = new ArrayList<List<Integer>>();public List<List<Integer>> levelOrder(TreeNode root) {//checkFun01(root,0);c…
2021/11/25 6:14:09 人评论 次浏览 -
Python 代码实现验证码识别
今天咋们继续利用pillow和pytesseract来实现验证码的识别 一、环境配置需要 pillow 和 pytesseract 这两个库，pip install 安装就好了。 pip install pillow -i http://pypi.douban.com/simple --trusted-host pypi.douban.com pip install pytesseract -i http://pypi.…
2021/11/24 1:12:54 人评论 次浏览 -
Python 代码实现验证码识别
今天咋们继续利用pillow和pytesseract来实现验证码的识别 一、环境配置需要 pillow 和 pytesseract 这两个库，pip install 安装就好了。 pip install pillow -i http://pypi.douban.com/simple --trusted-host pypi.douban.com pip install pytesseract -i http://pypi.…
2021/11/24 1:12:54 人评论 次浏览 -
[LeetCode] 1253. Reconstruct a 2-Row Binary Matrix 重构 2 行二进制矩阵
Given the following details of a matrix with n columns and 2 rows :The matrix is a binary matrix, which means each element in the matrix can be 0 or 1. The sum of elements of the 0-th(upper) row is given as upper. The sum of elements of the 1-st(lower…
2021/11/14 6:09:43 人评论 次浏览 -
[LeetCode] 1253. Reconstruct a 2-Row Binary Matrix 重构 2 行二进制矩阵
Given the following details of a matrix with n columns and 2 rows :The matrix is a binary matrix, which means each element in the matrix can be 0 or 1. The sum of elements of the 0-th(upper) row is given as upper. The sum of elements of the 1-st(lower…
2021/11/14 6:09:43 人评论 次浏览
