Introduction - If you have any usage issues, please Google them yourself
There are n players of P 1, P 2, P 3, ..., P n participated in a single round robin, each of the players that is negative between the non-wins. Players are now required to obtain a sequence P 1, P 2, P 3, ..., P n, to meet P i wins P i+ 1 (i = 1, ..., n-1).