How to play handball for team 12 in seven days?

Handball matches are basically played according to the following rules, so that you can finish the game in seven days.

First of all, the team will play a single round robin, divided into two groups, the upper and lower half, a total of * * * A, B, C and D4. Each group has 3 teams and plays for 3 days. The top two in each group will advance. This is the top 8. Then in the knockout stage, take the first game in Group A and the second game in the upper half of Group B as examples to win and advance. And so on, the first four are produced on the fourth day. Then the two winning teams in the upper and lower half compete, and the winner advances, and the top two are produced on the fifth day. Then the top four losers in the upper and lower districts play 1 day first, that is, the third and fourth places will be produced on the sixth day. The final 1 day is the final, and the final winner in the upper and lower half will play.