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");
                break;
                case '二':
                    case '四':
                    case '六':
                        System.out.println("吃油条");
                        break;
                        case '日':
                            System.out.println("吃主席套餐");
                            break;
        }
        
    }
}