System.out.println("請輸入你要租借的天數");

?int?day=input.nextInt();

System.out.println("你的賬單為：");

System.out.println("******可載人的車有：");

?for(int?b=0;b<x;b++){

?if(carNum[b]==5||carNum[b]==6){

? ? ? ? continue;

? }

? ?System.out.print(carNames[carNum[b]-1]+"，");

}

在不在？

?if(carNum[b]==5||carNum[b]==6)

這句判斷的是什么?。?？6？

package?dadazucheERcilianxi;
import?java.util.Scanner;
public?class?dadazuche?{

	
	public?static?void?main(String[]?args)?{
		//?TODO?Auto-generated?method?stub
		System.out.println("歡迎使用達達租車系統");
		System.out.println("你是否要租車：1是；0否");
		Scanner?input=new?Scanner(System.in);
		int?a=input.nextInt();
		switch(a){
		case?0:
			System.out.println("感謝關注達達租車，再見！");
			break;
		case?1:
			System.out.println("您可租車的類型及其價目表：");
		
			System.out.println("序號\t汽車名稱\t租金\t容量");
			String[]carNames={"奧迪A4","馬自達6","皮卡雪6","金龍","松花江","依維柯"};
			
			Audi?audi=new?Audi();
			
			Mazda?mazda=new?Mazda();
			JinLong?jinlong=new?JinLong();
			Pickup?pickup=new?Pickup();
			SongHuaJiang?songhuajiang=new?SongHuaJiang();
			YiWeiKe?yiweike=new?YiWeiKe();
			int[]zuJins={audi.zuJin,mazda.zuJin,pickup.zuJin,jinlong.zuJin,songhuajiang.zuJin,yiweike.zuJin};
			int[]zairens={audi.zaiRen,mazda.zaiRen,pickup.zaiRen,jinlong.zaiRen,songhuajiang.zaiRen,yiweike.zaiRen};
			int[]zaihuos={audi.zaiHuo,mazda.zaiHuo,pickup.zaiHuo,jinlong.zaiHuo,songhuajiang.zaiHuo,yiweike.zaiHuo};
			String[]rongLs={audi.zaiLiang,mazda.zaiLiang,pickup.zaiLiang,jinlong.zaiLiang,songhuajiang.zaiLiang,yiweike.zaiLiang};
			for(int?i=0,j=0;i<6;i++,j++){
				System.out.println((i+1)+"\t"+carNames[i]+"\t"+zuJins[i]+"元/天"+"\t"+rongLs[i]);
			}
			System.out.println("請輸入你要租借車的數量：");
			int?x=input.nextInt();
			int?[]?carNum=new?int[x];
			for(int?y=1;y<=x;y++){
				System.out.println("請輸入你要租借的第"+y+"輛車的序號");
				
				int?z=input.nextInt();
				carNum[y-1]=z;
				?
			}
			System.out.println("請輸入你要租借的天數");
			int?day=input.nextInt();
			System.out.println("你的賬單為：");
			System.out.println("******可載人的車有：");
			for(int?b=0;b<x;b++){
			????if(carNum[b]==5||carNum[b]==6){
			????	continue;
			????}
				System.out.print(carNames[carNum[b]-1]+"，");
		????}
			int?zongrenshu=0;
			for(int?c=0;c<x;c++){
				
				zongrenshu=zongrenshu+zairens[carNum[c]-1];
			}
			System.out.println("共載人"+zongrenshu+"人！");
			System.out.println("******可載貨的車有：");
????????????for(int?d=0;d<x;d++){
			????if(carNum[d]==1||carNum[d]==2||carNum[d]==4){
			????	continue;
			????}
				System.out.print(carNames[carNum[d]-1]+"，");
		????}
????????????int?zongzaihuo=0;
			for(int?e=0;e<x;e++){
				
				zongzaihuo=zongzaihuo+zaihuos[carNum[e]-1];
			}
????????????System.out.println("共載貨"+zongzaihuo+"噸");
????????????int?jiage=0;
????????????for(int?f=0;f<x;f++){
				
????????????	jiage=jiage+zuJins[carNum[f]-1];
			}
????????????int?zongjiage=jiage*day;
????????????System.out.println("總價格"+zongjiage+"元");
		
		
			
			
			
		}
		

	}

}

public?class?Audi?{
	String?zaiLiang="載人：4人";
	int?zaiRen=4;
	int?zaiHuo=0;
	int?zuJin=500;
	
}

public?class?JinLong?{
	String?zaiLiang="載人：20人";
	int?zaiRen=20;
	int?zuJin=800;
	int?zaiHuo=0;

}

public?class?Mazda?{
	String?zaiLiang="載人：4人";
	int?zaiRen=4;
	int?zuJin=400;
	int?zaiHuo=0;

}

public?class?Pickup?{
	String?zaiLiang="載人：4人；載貨2噸";
	int?zaiRen=4;
	int?zaiHuo=2;
	int?zuJin=450;

}

public?class?SongHuaJiang?{
	String?zaiLiang="載貨4噸";
	int?zuJin=400;
	int?zaiHuo=4;
	int?zaiRen=0;
}

public?class?YiWeiKe?{
????String?zaiLiang="載貨20噸";
????int?zuJin=1000;
	int?zaiHuo=20;
	int?zaiRen=0;

}

終于寫出來了。

不是那么難吧。兄弟