Description Edit Distance Given two strings word1 and word2, return the minimu...
Description Longest Increasing Subsequence Given an integer array nums, return...
Description House Robber II You are a professional robber planning to rob hous...
Descriptoin House Robber You are a professional robber planning to rob houses...
Description Climbing Stairs You are climbing a staircase. It takes n steps to...
Description Find Minimum in Rotated Sorted Array Suppose an array of length n...
Description 704. Binary Search Easy Topics Companies Given an array of integers...
Description Sort Colors Given an array nums with n objects colored red, white,...
Description Merge Sorted Array You are given two integer arrays nums1 and nums...
Description Pacific Atlantic Water Flow There is an m x n rectangular island t...
Description Word Ladder A transformation sequence from word beginWord to word...
Description Course Schedule There are a total of numCourses courses you have t...
Description Number of Islands Given an m x n 2D binary grid grid which represe...
Description Clone Graph Given a reference of a node in a connected undirected...
Description Symmetric Tree Given the root of a binary tree, check whether it i...
Description Same Tree Given the roots of two binary trees p and q, write a fun...
Description Insert into a Binary Search Tree You are given the root node of a...
Description Validate Binary Search Tree Given the root of a binary tree, deter...
Description Maximum Depth of Binary Tree Given the root of a binary tree, retu...
Description Binary Tree Inorder Traversal Given the root of a binary tree, ret...
Description Longest Happy String A string s is called happy if it satisfies th...
Description Group Anagrams Given an array of strings strs, group theanagrams t...
Description Top K Frequent Elements Given an integer array nums and an integer...
Description Longest Substring Without Repeating Characters Given a string s, f...
Description Two Sum II - Input Array Is Sorted Given a 1-indexed array of inte...
☆(≧∀≦*)ノ嗨,我是wec,今天是DAY 30,最後一天嚕! 🔎 題目難度與描述 難度:MEDIUM 題目描述: 給定一個字符串表示的數學表達式,包含非負整...
ヾ(・∀・)ノ嗨,我是wec,今天是DAY 29。 🔎 題目難度與描述 難度:MEDIUM 題目描述: 給定一個整數數組temperatures,表示每天的溫度...
(*・∀-)b嗨,我是wec,今天是DAY 28。 🔎 題目難度與描述 難度:MEDIUM 題目描述: 給定一個表示逆波蘭表示法的數字和運算符的列表,請計算並返...
。・∀・)ノ゛嗨,我是wec,今天是DAY 27。 🔎 題目難度與描述 難度:MEDIUM 題目描述: 給定一個只包含數字的字符串,請將其還原為所有可能的有效的...
(^-^)ゞ嗨,我是wec,今天是DAY 26。 🔎 題目難度與描述 難度:MEDIUM 題目描述: 給定一個可包含重複數字的整數數組nums,返回這些數字的所...