/Leetcode_2020

Leetcode practice

Primary LanguagePython

Leetcode

Leetcode practice

12.31

No.752 Open the Lock

No.200 Number of Islands - Breadth First Searching Approach

12.26

No.622 Design Circular Queue

12.19

No.922 Sort By Parity II

No.448 Find All Numbers Disappeared in an Array

12.13

Weekly Contest 219

12.08

No.1051 Height Checker

No.414 Third Maximum Number

No.1323 Maximum 69 Number

Weekly Contest 218 Virtual:

No.1678

No.1679

No.1680

12.06

No.283 Move Zeros

No.905 Sort Array By Parity

12.01

  1. Valid Mountain Array

No.1299 Replace Elements with Greatest Element on Right Side

11.30

  1. Check If N and Its Double Exist

11.29

Some game programming (using turtle) referenced to YouTube Channel TokyoEdTech

https://www.youtube.com/channel/UC2vm-0XX5RkWCXWwtBZGOXg

  1. Remove Duplicates from Sorted Array

  2. Find the Duplicate Number

11.26

No.27 Remove Element

No.88 Merge Sorted Array

11.22

No.977 Squares of a Sorted Array

11.17

No.1295 Find Numbers with Even Number of Digits

No.485 Max Consecutive Ones

11.15

Practice 11. Container With Most Water

Practice 231. Power of Two

Binary Tree Level Order Traversal

11.10

Practice 400. Nth Digit

Practice 35. Search Insert Position

11.08

No.1137 N-th Tribonacci Number

11.2

X-tech interview

11.1

Practice 1470. Shuffle the array

Practice 6. Zigzag Conversion

10.31

3 methods of binary tree traversal (recursion approaches) and postorder traversal

10.30

Two pieces of code from HUAWEI OD coding test

10.28

10.27

10.26

Divide and Conquer

practice: Problem No.53 Maximum Subarray, Kadane's algorithm approach & Divide and Conquer Approach

Binary Tree

Binary Tree preorder Traverse(recursive approach) Binary Tree inorder Traverse(recursive approach)