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1. Two Sum 2. Add Two Numbers 3. Longest Substring Without Repeating Characters 133. Clone Graph 215. Kth Largest Element in an Array 301. Remove Inva 阅读全文
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1.在AWS EC2 dashboard选择“Launch instance” 2.Step 1: Choose an Amazon Machine Image (AMI)，选择Microsoft Windows Server 2016 Base 3.Step 2: Choose an Instan 阅读全文
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https://leetcode.com/problems/design-tinyurl/description/ How would you design a URL shortening service that is similar to TinyURL? Background:TinyURL 阅读全文
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Remove the minimum number of invalid parentheses in order to make the input string valid. Return all possible results. Note: The input string may cont 阅读全文
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Given a 32-bit signed integer, reverse digits of an integer. Example 1: Example 2: Example 3: Note:Assume we are dealing with an environment which cou 阅读全文
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Find the kth largest element in an unsorted array. Note that it is the kth largest element in the sorted order, not the kth distinct element. For exam 阅读全文
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Clone an undirected graph. Each node in the graph contains a label and a list of its neighbors. OJ's undirected graph serialization: Nodes are labeled 阅读全文
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https://leetcode.com/problems/longest-substring-without-repeating-characters/description/ Given a string, find the length of the longest substring wit 阅读全文
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https://leetcode.com/problems/add-two-numbers/description/ You are given two non-empty linked lists representing two non-negative integers. The digits 阅读全文
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https://leetcode.com/problems/two-sum/description/ Given an array of integers, return indices of the two numbers such that they add up to a specific t 阅读全文