public class HelloWorld {
??? public static void main(String[] args) {
??char today='日';
??switch(today){
????? case'一':
????? case'三':
????? case'五':
????????? System.out.println("吃包子");
????? case'二':
????? case '四':
????? case '六':
????????? System.out.println("吃油條");
????? default:
????????? System.out.println("吃主席套餐");
??}