import java.util.*;
public class MABBC {
public static void main(String[] args){
Scanner maa=new Scanner(System.in);
System.out.println("请输入第几天:"+"(1~365)");
int mee=maa.nextInt();
int moo=0;
int ao=1;
if(mee<=365){
while(ao<2){
moo=mee%7;
ao++;
}
switch(moo){
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 0:
System.out.println("星期日");
break;
}
}else{
System.out.println("抱歉,只能在365之间");
}
}
}