16 how to arrange the game system and scheme of the team basketball game? . Thank you,

The first match day a1-a2a3-a4b1-b2b3-B4

The second match day, c1-c2c3-c4d1-d2d3-d4

The third match day a1-a3a2-a4b1-b3b2-b4

The fourth match day c1-c3c2-c4d1-d3d2-d4

The fifth match day a1-a4a2-a3b1-b4b2-b3

The sixth match day c1-c4c2-c3d1-d4d2-d3

Rest on the seventh day

On the eighth match day, the first pair in Group A, the second pair in Group B (1), the first pair in Group C and the second pair in Group D (2).

Group b, first pair, group a, second pair (3), group d, first pair, group c, and second pair (4)

Day 9: Semi-final 1-2 3-4

On the tenth day, three or four finalists and two semi-final losers

Winner of two semi-finals on the 11th match day.