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技術 leetcode with python:12. Integer to Roman

題目: Roman numerals are represented by seven different symbols: I, V, X, L, C, D...

技術 leetcode with python:11. Container With Most Water

題目: You are given an integer array height of length n. There are n vertical lin...

技術 MotionNet SourceCode 解讀[#3]-gen_data篇(part III)

adj_seq_cnt += 1 print("adj_seq",adj_seq_cnt) if adj_seq_cnt == num_ad...

技術 leetcode with python:8. String to Integer (atoi)

題目: Implement the myAtoi(string s) function, which converts a string to a 32-bi...

技術 leetcode with python:326. Power of Three

題目: Given an integer n, return true if it is a power of three. Otherwise, retur...

技術 leetcode with python:303. Range Sum Query - Immutable

題目: Given an integer array nums, handle multiple queries of the following type:...

技術 leetcode with python:292. Nim Game

題目: You are playing the following Nim Game with your friend: Initially, there...

技術 MotionNet SourceCode 解讀[#2]-gen_data篇(part II)

這篇文章要繼續解讀 MotionNet 中 gen_data的第二部份。 for ann_token in corresponding_sample_rec['...

技術 leetcode with python:290. Word Pattern

題目: Given a pattern and a string s, find if s follows the same pattern. Here...

技術 leetcode with python:283. Move Zeroes

題目: Given an integer array nums, move all 0's to the end of it while maintainin...

技術 leetcode with python:278. First Bad Version

題目: You are a product manager and currently leading a team to develop a new pro...

技術 leetcode with python:7. Reverse Integer

題目: Given a signed 32-bit integer x, return x with its digits reversed. If reve...

技術 leetcode with python:268. Missing Number

題目: Given an array nums containing n distinct numbers in the range [0, n], retu...

技術 leetcode with python:263. Ugly Number

題目: An ugly number is a positive integer whose prime factors are limited to 2,...

技術 leetcode with python:258. Add Digits

題目: Given an integer num, repeatedly add all its digits until the result has on...

技術 leetcode with python:257. Binary Tree Paths

題目: Given the root of a binary tree, return all root-to-leaf paths in any order...

技術 leetcode with python:6. Zigzag Conversion

題目: The string "PAYPALISHIRING" is written in a zigzag pattern on a g...

技術 leetcode with python:5. Longest Palindromic Substring

題目: Given a string s, return the longest palindromic substring in s. 給定一個字串,找出...

技術 leetcode with python:242. Valid Anagram

題目: Given two strings s and t, return true if t is an anagram of s, and false o...

技術 leetcode with python:237. Delete Node in a Linked List

題目: Write a function to delete a node in a singly-linked list. You will not be...

技術 leetcode with python:235. Lowest Common Ancestor of a Binary Search Tree

題目: Given a binary search tree (BST), find the lowest common ancestor (LCA) of...

技術 leetcode with python:234. Palindrome Linked List

題目: Given the head of a singly linked list, return true if it is a palindrome....

技術 leetcode with python:232. Implement Queue using Stacks

題目: Implement a first in first out (FIFO) queue using only two stacks. The impl...

技術 leetcode with python:231. Power of Two

題目: Given an integer n, return true if it is a power of two. Otherwise, return...

技術 leetcode with python:228. Summary Ranges

題目: You are given a sorted unique integer array nums. A range [a,b] is the se...

技術 leetcode with python:226. Invert Binary Tree

題目: Given the root of a binary tree, invert the tree, and return its root. 給定一...

技術 leetcode with python:225. Implement Stack using Queues

題目: Implement a last-in-first-out (LIFO) stack using only two queues. The imple...

技術 leetcode with python:219. Contains Duplicate II

題目: Given an integer array nums and an integer k, return true if there are two...

技術 leetcode with python:217. Contains Duplicate

題目: Given an integer array nums, return true if any value appears at least twic...