## Double non guys gain Tencent WXG offer in summer internship, which is not more popular than Bo people?

preface
It's also an interview experience shared by a fan
During the summer internship of his junior year, he went ashore with Tencent through three technical aspects and one hr. The questions asked by the interviewer are also quite representative. They compare the test principles and thinking logic, and sort them out for everyone to see ...

Posted by **porta325** on *Sat, 22 Jan 2022 18:54:40 +0100*

## How to Eliminate Recursive Summary with Stack

Reference article: How to replace recursive functions using stack and while-loop to avoid the stack-overflow.
Links: How to replace recursive functions using stack and while-loop to avoid the stack-overflow - CodeProject
The paper is a foreign literature in full English. Describes some methods of eliminating recursion with stack, after readin ...

Posted by **luckybob** on *Sat, 22 Jan 2022 18:10:55 +0100*

## Algorithm analysis and Design -- the basis of algorithm problem solving

1, Experimental purpose
1. Be familiar with the integrated development environment of C/C + + language; 2. Master the concept of algorithm; 3. Understand the problem solving method; 4. Understand the idea of recursion and learn to write recursion.
2, Experimental principle
algorithm An algorithm is a description of the steps of solving a spe ...

Posted by **Sera** on *Sat, 22 Jan 2022 16:34:08 +0100*

## R language principal component analysis PCA spectral decomposition, singular value decomposition SVD prediction analysis of athlete performance data and dimensionality reduction visualization

Original link: http://tecdat.cn/?p=25067 This paper describes how to} perform principal component analysis (PCA) using R. You will learn how to} use PCA_ Forecast_ New individual and variable coordinates. We will also provide_ PCA results_ The theory behind it.There are two general methods to perform PCA in R:_ Spectral decomposition_ , check t ...

Posted by **merebel** on *Sat, 22 Jan 2022 16:20:18 +0100*

## Educational Codeforces Round 121 (Rated for Div. 2)A-C problem solution

Blog home page: https://blog.csdn.net/qq_50285142Welcome to praise 👍 Collection ⭐ ， attention ❤ Leaving a message. 📝 Please correct any errors 🎈 Click to receive a large number of learning resources 🎈
A. Equidistant Letters
A string that requires equal distances between the same letters and rearranges them
Find the same letters, arr ...

Posted by **mooshuligan** on *Sat, 22 Jan 2022 12:52:07 +0100*

## BUPT 2021 autumn calculation introduction eighth experiment

BUPT 2021 autumn calculation introduction eighth experiment
Recursive evaluation one
Experiment 6_ 1_ Recursive evaluation I (100 points) Existing function f(n), n is an integer greater than or equal to 0. f(n) = 0 when n is equal to 0, f(n)=f(n-1) +n when n is greater than 0 3
Note: this problem requires recursive solution, and global varia ...

Posted by **NoReason** on *Sat, 22 Jan 2022 10:46:18 +0100*

## The nearest common ancestor of the binary tree of sword finger offer

Words written before: Sword finger offer brushes the questions for the second time. I hope each question can last for seconds. Record your understanding of the topic from the back to the front.
Nearest common ancestor of binary tree
Problem description
problem analysis
Nearest common ancestor: according to the definition of encyclopedia, ...

Posted by **evaoparah** on *Sat, 22 Jan 2022 10:24:03 +0100*

## Find the maximum and minimum values of the array

Find the maximum and minimum values of the array
In the program, we often use an array (list) to store a given linear sequence (such as {1,2,3,4}), so how to find the maximum or minimum value in the array (sequence)?
There are many algorithms for finding the maximum or minimum value in an array (sequence). Next, we take the {3,7,2,1} sequence ...

Posted by **Arbitus** on *Sat, 22 Jan 2022 09:41:58 +0100*

## Notes on brush questions of sword finger Offer

Mind map
remarks:
Most of the questions and solutions of the sword finger Offer are the crystallization of the leaders in the solution area. They are only used for personal learning
Positive sequence Edition
03 duplicate number in array
Title: find duplicate numbers in the array.
All numbers in an array num of length n are in the ra ...

Posted by **alecapone** on *Sat, 22 Jan 2022 08:40:18 +0100*

## Design and Simulation of two-dimensional path planning algorithm based on particle swarm optimization

catalogue
1 particle swarm optimization
2 two dimensional environment modeling
3 path planning
3.1 initialization
3.2 fitness function
3.3 simulation results
1 particle swarm optimization
yes Particle swarm optimization The summary is as follows: particle swarm optimization algorithm is a population-based search process, in whic ...

Posted by **mvidberg** on *Sat, 22 Jan 2022 07:22:45 +0100*