Answer :
Round 1, 128 / 2 = 64
Round 2, 64 / 2 = 32
Round 3, 32 / 2 = 16
Round 4, 16/ 2 = 8
Round 5, 8 / 2 = 4
The final answer is 4 players
Round 2, 64 / 2 = 32
Round 3, 32 / 2 = 16
Round 4, 16/ 2 = 8
Round 5, 8 / 2 = 4
The final answer is 4 players