模拟实际的自动售获机，一共分1分，2分，3分，5分几种情况，根据按下的键的不同，灯会有不同的亮法，在按下的键等于“五分”的效果时，又会跳到另一种显示状态，按下复位键后，又恢复初始状态-Simulate the actual vending machines have been a sub-divided into 1, 2, 3, 5 several cases, according to press different keys, a bright light will have a different method, press the key equal to " five"　in effect, will jump to another display state, press the reset button, then resume the initial state