This website is build for practicing Data Structures and Algorithms problem of Codeforces. You can select any one topic and get the problems in difficulty-wise sections. And the difficulty level of the problems will be based your rating. Also the problems will change when new problems are added to the problem set of Codeforces.
Add a new column in all the tables of main.html page which will contain the number attempts made to solve a particular problem and if it is accepted or not.