## Question D: DS Lookup - Binary Tree Balance Factor (different new approach)

subject Question D: DS Lookup - Binary Tree Balance Factor Title Description Binary trees are stored in arrays, where the node data of a binary tree is stored from top to bottom, and from left to right in the array. Generally, binary trees are compared with full binary trees, and nodes that arUTF-8...

Posted by drag0n on Fri, 28 May 2021 01:35:52 +0930

## Program design and algorithm MOOC021: Naruto and Sasuke (C++DFS, pruning)

Title Requirements A map (in the form of a two-dimensional matrix) and the locations of Sasuke and Naruto are known. You can go to every position on the map, but there are some positions where there are big snake pill's men. You need to defeat big snake pill's men to get to these positions. NarUTF-8...

Posted by Zhadus on Fri, 11 Jun 2021 03:55:58 +0930

## Binary tree before, after the order traversal summary, python recursive method and iterative method

As for the preoder, inorder and postorder traversal of binary tree, we just need to remember that the left child node must be on the left (left and right) of the right child node. The so-called preorder, inorder and postorder traversal means that the positions of the root nodes are different. PUTF-8...

Posted by gravedig2 on Thu, 08 Jul 2021 06:04:13 +0930

## Shanke university training_ Day 1 (second race)

Question link A - Park Lighting Problem solving ideas A very simple check-in question. The general meaning of the question is that according to the rules shown in the figure, all nXm matrices can be lit at at at least a few boundary points (emmm English catch urgency). Just find the rule and lUTF-8...

Posted by mentor on Fri, 30 Jul 2021 03:50:51 +0930

## 2021 Bullock Summer Multi-school Training Camp 3 (to be improved)

Introduction Fifth summer training, select questions to organize, this wave of direct autism Points of knowledge involved Thinking, Mathematics, Enumeration Links: 2021 Bullock Summer Camp 3 subject B Headline:n×m of the board, each position has costs, the front is white, the back is black, thUTF-8...

Posted by codersrini on Mon, 02 Aug 2021 05:30:29 +0930

## Niuke multi School Game 7 - F-dfs sequence, interval modification, chairman tree

Main idea of the title: After conversion, the meaning of the question becomes, give you two trees. Find a vertical connection chain on the first tree (the lca of any two points is one of them). Make these points not a subtree relationship on the second tree (that is, the lca of any two points iUTF-8...

Posted by tpstudent on Tue, 10 Aug 2021 06:54:40 +0930

## HRBU 2021 Summer Training Solutions Report Stage 2 Day1

A - Breadth First Search Topic: Write a program to find a given directed graph G(V,E) Shortest path from midpoint 1 to each vertex Minimum number of radius edges).The vertex numbers are 1 to n, respectively.If a vertex cannot be reached from vertex 1, The distance from this vertex is marked as UTF-8...

Posted by drucifer on Tue, 10 Aug 2021 07:09:14 +0930

## Xiao Tang began to brush the real topic of the 10th C / C + + group B Blue Bridge Cup in 2019

preface Hey, this is the second phase of Xiaotang's painting of blue bridge. What fun topics will we have? Let's have a look 1, Team up Title Description As a basketball team coach, you need to choose one player from position 1 to position 5 from the following list, Form the team's starting liUTF-8...

Posted by robocop on Thu, 09 Dec 2021 03:56:35 +1030

## [SSL] August 19, 2021 1371. Controlling company

Original title website For some reason, this website will not be accessible 1371. Control company - original website Title Description Some companies are partial owners of other companies because they acquire part of the shares issued by other companies. For example, Ford owns Mazda 12 % 12\% UTF-8...

Posted by hiasl on Wed, 22 Dec 2021 16:48:15 +1030

## Codeforces Round #479 (Div. 3)

A. Wrong Subtraction meaning of the title Define an operation as follows If the last digit of the number is non-zero, the number is reduced by 1;If the last digit of the number is zero, divide the number by 10 (i.e. remove the last digit). Give you an integer n. You need to operate on this numUTF-8...

Posted by patch2112 on Sun, 26 Dec 2021 07:14:37 +1030