#include <stdio.h>
int main() {
    int dd,mm,yy,sum=0,itr;
    scanf("%d%d%d",&dd,&mm,&yy);
    for(itr=1900;itr<yy;itr++) {
        if(itr%4==0&&itr%100!=0||itr%400==0)
           sum = sum + 366;
        else
           sum += 365;
    }
    for(itr=1;itr<mm;itr++) {
        if(itr==1||itr==3||itr==5||itr==7||itr==8||itr==10||itr==12)
           sum+=31;
        else if(itr==4||itr==6||itr==9||itr==11)
           sum += 30;
        else {
            if(yy%4==0&&yy%100)
               sum += 29;
            else
               sum += 28;
        }
           
    }
    sum += dd;
    switch(sum%7){
        case 0:
           printf("Sunday");
           break;
        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;
        
    }
}
}