#include <stdio.h>
int main() {
int x;
scanf("%d",&x);
switch(x){
case 1:printf("Monday");break;
case 2:printf("Tuesday");break;
case 3:printf("Wednesday");break;
case 4:printf("Thursday");break;
case 5:printf("Friday");break;
case 6:printf("Saturday");break;
case 7:printf("Sunday");break;
}
return 0;
}