Round-robin system .net - asp

Needed system for calculating the league round and matches automatically The system is standard can be seen on the link vikipedia as it looks like someone who does not know. What's important: - Enter the number of clubs PIC 1 - Whether one round or double round of the competition is played (simply 13 teams play 12 games in one round or 24 in two rounds) PIC 2 - The system itself calculates rounds and weekends (every weekend from day when the league starts) - When calculating that club names can be entered, they can fill themselves in every wheel - I'm sending an Excel that just looks like it's not exactly the exact calculation as it should be - When all the calculations should look like PIC 4 Someone from the Balkans has the advantage, because of the Serbian language (not mandatory) HTML and CS are not important, it's important functionality!