Leet code is a professional competitive programming website. It conducts contests that will help developers who are interested in competitive programming to improve their programming skills. There are many other competitive programming websites like hackerrank, hackerearth, codeforces and many others. Many of them do job hirings through these competitions as well.
My Solution Links
I'm uploading the solutions continuosly in the github repo click here for the repo
I'll be uploading the logics and the techniques that I've followed in this website progressively.