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