案例:减肥计划(switch)
import java.util.Scanner;
public class HelloWorld {
public static void main(String[] args) {
System.out.println("请输入一个星期数");
Scanner sc = new Scanner(System.in);
int week = sc.nextInt();
switch (week){
case 1:
System.out.println("星期一:跑步");
break;
case 2:
System.out.println("星期二:游泳");
break;
case 3:
System.out.println("星期三:慢走");
break;
case 4:
System.out.println("星期四:动感单车");
break;
case 5:
System.out.println("星期五:拳击");
break;
case 6:
System.out.println("星期六:爬山");
break;
case 7:
System.out.println("星期日:好好处一顿");
break;
default:
System.out.println("您输入的日期数有误");
}
}
}