带作弊的抽奖程序，可以定义抽奖轮次、每次抽取多少名，每轮作弊中奖人数。可随机也可指定中奖。只是演示代码，抽象程度不够，界面比较美观，供参考。-Sweepstakes program with cheating, you can define raffle round, each selected number, each round of cheating the winning number. Can the random also be specified winning. Just dem