#include<stdio.h>
int main ()
{
    int w_num;
    scanf("%d",&w_num);
    if (w_num==1)
        printf("Saturday\n");
    else if (w_num==2)
        printf("Sunday\n");
    else if (w_num==3)
        printf("Monday\n");
    else if (w_num==4)
        printf("Tuesday\n");
    else if (w_num==5)
        printf("Wednesday\n");
    else if (w_num==6)
        printf("Thursday\n");
    else if (w_num==7)
        printf("Friday\n");
    return 0;
}