switch选择结构
语法: switch(表达式){
case 常量1:
//代码块1;
break;
case 常量2:
//代码块2;
break;
default :
//代码块n;
break;
}
public class Compete2{
public static void main(String[]args) {
int mingCi=1;
switch(mingCi){
case 1:
System.out.println("奖励汽车一辆");
break;
case 2:
System.out.println("奖励电动车一辆");
break;
case 3:
System.out.println("奖励三轮车一辆");
break;
default:
System.out.println("奖励一棒槌");
}
}
}