Do this in java and fulfill all the requirements. Don't copy paste the previous answer, that answer is totally wrong.

The system I create will be used for soccer tournament team registration. There will be many teams registering for the competition. Every team has a name, a roster of players, a colour, and a record that will be kept. In addition to tracking the current players andother details of a team, the system will keep track of the current season and teams. The menu of this system will have the following functionalities: adding details about the current season, adding/removing a team, adding/removing a player, displaying all registered teams, displaying details about a specific team, determining which team a player is playing for, and determining a current champion. What to Add - How can I change program so that user can manually enter player names, add/remove players, enter team name/colour, and system will store all this data and output at the end - Elimination style - A plays B, A plays C, B plays C, determine winner - semifinals/finals