Alibaba cloud Tianchi online programming training camp_ Task arrangement

1. Video address ​

tianchi leetcode Basic training camp

2. Task list

Task01： Array （2 God ）​
video ：【 Sum of two numbers , The closest sum of three 】​
Homework ：【 Remove duplicate items from an ordered array , Remove elements , Sum of three numbers 】​
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Task02： Linked list （2 God ）​
video ：【 Remove linked list elements , Rotate the list 】​
Homework ：【 Merge two ordered lists , Intersecting list , Delete duplicate elements from the sort list II】​

Task03： Stack （2 God ）​
video ：【 Valid parenthesis , Evaluate the inverse Polish expression 】​
Homework ：【 Smallest stack , Compare strings with backspace , Basic calculator II】​
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Task04： character string （2 God ）​
video ：【 Verify the palindrome string , Flip the words in the string 】​
Homework ：【 Verify palindrome string Ⅱ,Excel Table column name , String decoding 】​

Task05： Trees （2 God ）​
video ：【 The maximum depth of a binary tree , Convert an ordered array to a binary search tree 】​
Homework ：【 Minimum depth of binary tree , The sum of the paths , Binary search tree iterator 】​

Task06： An operation （2 God ）​
video ：【 A number that appears only once , A number that appears only once III】​
Homework ：【2 The power of , A number that appears only once II, A subset of 】​

Task07： Double pointer （2 God ）​
video ：【 Reverse a linked list , Delete the last of the linked list N Nodes 】​
Homework ：【 Delete duplicate elements from the sort list , Circular list , Sort list 】​

Task08： Search for （2 God ）​
video ：【 Two points search , Search rotation sort array 】​
Homework ：【 Symmetric binary tree , Middle order traversal of binary trees , Binary search tree K Small elements 】​

Task09： Sort （2 God ）​
video ：【 Merge two ordered arrays , Sort array 】​
Homework ：【 The square of an ordered array , Relative sorting of arrays , Insert and sort the linked list 】​

Task10： Dynamic programming （2 God ）​
video ：【 Maximum subarray and , Longest common subsequence 】​
Homework ：【 The best time to buy and sell stocks , The best time to buy and sell stocks II, The longest palindrome subsequence 】​

Task11： Divide and conquer （2 God ）​
video ：【 Convert an ordered array to a binary search tree , Construct binary tree from middle order and post order traversal sequence 】​
Homework ：【 Most elements , Maximum subarray and , Construction of binary trees from traversal sequences of preorder and middle order 】​

Task12： Hashtable （2 God ）​
video ：【 There are duplicate elements , Effective Sudoku 】​
Homework ：【 There are duplicate elements II, Gems and stones , Subdomain access count 】​