10 team participates in the basketball game and is eliminated directly. How to compare?

Adopt the team confrontation system, divide into five groups, compete in pairs, and select five teams;

Then bye, draw lots directly to advance to the first team, and the remaining four teams will be eliminated.

After entering the third round, the three teams adopted the points system, winning the first place in two wars, the second place in one win and one loss, and the third place in two losses.