Lingdang Inc.

Rated 3.50(10) — Lingdang Inc.

When I am preparing the interview and going through the problems from LeetCode online Judge, I find that some of the problems are very interesting and spent lots of my time think about the solution. So i want to share my thoughts of these solutions and...

Rated 2.60(5) — Lingdang Inc.

There are thousands of people helping you and You can pay to ask them questions.Anyone with few spent can eavesdrop on other people's answer.Using voice to answer each other's problems very shortly.