package new1;public class test { public static void main(String[] args) { // TODO Auto-generated method stubint a=1;switch (a=1){case 1: System.out.println("請您選擇：1代表客車，2代表貨車，3代表皮卡"); default: System.out.println("謝謝惠顧");int b=1;switch (b=1){case 1: System.out.println("奧迪A4"+"黃金龍客車"+"請您選擇幾人乘車"); car1 Car1=new car1(); Car1.passenger();case 2: System.out.println("van"+"truck"+"請您選擇載貨量"); car2 Car2=new car2(); Car2.cargo();case 3: System.out.println("pickup"); default: System.out.println(); }} } }問下這樣行嗎