#include <stdio.h>

int main() {
    int a=0;
    scanf("%d",&a);
    switch(a)
    {
        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;
        default:printf("输入错误");
        break;
    }
    return 0;
}