随着经济的发展和人们生活水平的提高，福利彩票事业事业也有了发展。本程序实现一个简单的彩票抽奖机游戏，单击开始按钮，7个数字会随机变化，单击停止按钮，数字将停止变化-With economic development and people s living standards, welfare lottery has been the cause of the cause of development. This procedure to achieve a simple lottery game