You can draw lots or other ways to determine the first round of 10. The remaining 12 people will play a single knockout, and the six winners will enter the next round.
In the second round, 10 players in the first round and 6 players who won in the first round formed the top 16, and the game of 16 was scored as 8. Then it will be arranged, 1/4 finals, semi-finals and final.