本程序先找到抽奖名单，然后利用名单序号滚动，随即抽出一个数显示为获奖人，含1个一等奖，三个二等奖，5个三等奖-The program to find the first prize draw, and then use the list of serial rolling, and then pull out a number for the winners, including a first prize, three second prize, five third prize