package Structure;
public class SwitchDemon1 {
public static void main(String[] args) {
//case穿透
//break跳出循环
char grade = 't';
switch (grade){
case'a':
System.out.println("优秀");
break;
case'b':
System.out.println("良好");
break;
case'c':
System.out.println("及格");
break;
case'd':
System.out.println("不及格");
break;
case'e':
System.out.println("挂科");
default:
System.out.println("未知等级");
}
}
}
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