This is Yizhe's Blog

Hello, welcome to Yizhe's Blog. I am Yizhe Liu, graduated from University of Arizona, with Master degree, major in Electrical and Computer Engineering. Actually, I am software guy. In my blog, many posts are about the Leetcode questions. I will post my ideas and implementations, which are accepted by Leetcode. If you have different opinions, please leave comment. I am happy to discuss with you. So lets start rocking them!!!

Sunday, February 7, 2021

265. Paint House II

There are a row of n houses, each house can be painted with one of the k colors. The cost of painting each house with a certain colo...

Saturday, February 6, 2021

611. Valid Triangle Number

Given an array consists of non-negative integers, your task is to count the number of triplets chosen from the array that can make triangles...

Tuesday, February 2, 2021

721. Accounts Merge

Given a list accounts , each element accounts[i] is a list of strings, where the first element accounts[i][0] is a name , and the rest...

277. Find the Celebrity

Suppose you are at a party with n people (labeled from 0 to n - 1 ), and among them, there may exist one celebrity. The definition of a...

528. Random Pick with Weight

ou are given an array of positive integers w where w[i] describes the weight of i th index (0-indexed). We need to call the function ...

View web version

About Me

Yizhe

View my complete profile

Powered by Blogger.