标题: 根据输入数字显示对应的英文星期名称缩写 [打印本页] 作者: nishi5151 时间: 2014-12-12 21:34 标题: 根据输入数字显示对应的英文星期名称缩写 public static void main(String[] args) {
int num = 0;
String day = "";
System.out.print("请输入数字1-7(输入0结束)：");
Scanner input = new Scanner(System.in);
num = input.nextInt();
while(num != 0){
if(num >= 1 && num <= 7){ //数字合法
switch(num){
case 1:
day = "MON";
break;
case 2:
day = "TUE";
break;
case 3:
day = "WED";
break;
case 4:
day = "THU";
break;
case 5:
day = "FRI";
break;
case 6:
day = "SAT";
break;
case 7:
day = "SUN";
break;
}
System.out.println("今天是 " + day);
System.out.print("请输入数字1-7(输入0结束)：");
num = input.nextInt();
}else{ //数字非法
System.out.print("输入的数字非法，请重新输入：");
num = input.nextInt();
}
}
System.out.println("程序结束！");
}