判断间隔多少天后是星期几

package lianxi;
import java.util .Scanner;
public class jisuan {
public static void main (String[]args){
Scanner sc=new Scanner(System.in);
System.out.println("请输入一个数字代表今天是星期几");
int week=sc.nextInt();
System.out.println("请输入间隔的天数n");
int n=sc.nextInt();
int k=(week+n)%7;
switch(k){
case 0:
System.out.println("今天是星期日");
break;
case 1:
System.out.println("今天是星期一");
break;
case 2:
System.out.println("今天是星期二i");
break;
case 3:
System.out.println("今天是星期三");
break;
case 4:
System.out.println("今天是星期死四");
break;
case 5:
System.out.println("今天是星期五");
break;
case 6:
System.out.println("今天是星期六");
break;

}


}
}


package lianxi;
import java.util .Scanner;
public class jisuan {
public static void main (String[]args){
Scanner sc=new Scanner(System.in);
System.out.println("请输入一个数字代表今天是星期几");
int week=sc.nextInt();
System.out.println("请输入间隔的天数n");
int n=sc.nextInt();
int k=(week+n)%7;
switch(k){
case 0:
System.out.println("今天是星期日");
break;
case 1:
System.out.println("今天是星期一");
break;
case 2:
System.out.println("今天是星期二i");
break;
case 3:
System.out.println("今天是星期三");
break;
case 4:
System.out.println("今天是星期死四");
break;
case 5:
System.out.println("今天是星期五");
break;
case 6:
System.out.println("今天是星期六");
break;

}


}
}