Use of switch statement
import java.util.Scanner;
public class HelloWorld{
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("请输入一个星期数(1-7)");
int week = sc.nextInt();
switch (week) {
case 1:
System.out.println("星期一");
break;
case 2:
System.out.println("星期二");
break;
case 3:
System.out.println("星期三");
break;
case 4:
System.out.println("星期四");
break;
case 5:
System.out.println("星期五");
break;
case 6:
System.out.println("星期六");
break;
case 7:
System.out.println("星期日");
break;
default:
System.out.println("您输入的星期数有误");
}
}
}