Five people take part in the table tennis competition. How do you divide the champion and runner-up?

Five-a-side, there are many ways to play. One is the single round robin, which is the first runner-up according to the score, which is * * * play 10; Second, first draw two dozen, one bye bye, two wins and one bye bye to play the round robin to separate the champion and runner-up, that is, * * * play five games; The third is to draw the champion and runner-up directly without playing a game. Quick election is the third method, and the winner and runner-up are decided by drawing lots.