循环赛排序

小组搞个台球比赛，什么都写代码实现真是个好习惯：

var players = [    'Lion',    'Miles',    'Mark',    'Purk',    'Kevin',    'Collen',    'Victor'];var playlist = [];for (var i = 0; i < players.length; i++) {    for (var j = i + 1; j < players.length; j++) {        playlist.push(players[i] + '  --  ' + players[j])    }}playlist.sort(function() {    return Math.random() > 0.5? - 1: 1;});for (var i =0; i

0. Kevin  --  Collen1. Kevin  --  Victor2. Miles  --  Victor3. Mark  --  Purk4. Lion  --  Mark5. Lion  --  Victor6. Collen  --  Victor7. Mark  --  Victor8. Miles  --  Collen9. Miles  --  Mark10. Mark  --  Collen11. Lion  --  Kevin12. Purk  --  Victor13. Miles  --  Kevin14. Purk  --  Kevin15. Purk  --  Collen16. Miles  --  Purk17. Mark  --  Kevin18. Lion  --  Collen19. Lion  --  Purk20. Lion  --  Miles[Finished in 0.2s]