#include <stdio.h>
#define DD 19
#define MM 1
#define YYYY 2001

int main(){
	int NYYYY,NMM,IDAY;
	if (MM<=2){
		NYYYY=YYYY-1;
		NMM=0;
	}
	else{ //I'm putting an else because MM can't be a negative, otherwise it would have been an else if
		NYYYY=YYYY;
		NMM=((4*MM+23)/10);
	}
	IDAY=365*YYYY+DD+31*(MM-1)-NMM+(NYYYY/4)-((3/4)*((NYYYY/100)+1));
	printf("%d",IDAY);
	if (IDAY%7==0)
		printf("That day was a Saturday");
	else if(IDAY%7==1)
		printf("That day was a Sunday");
	else if(IDAY%7==2)
		printf("That day was a Monday");
	else if(IDAY%7==3)
		printf("That day was a Tuesday");
	else if(IDAY%7==4)
		printf("That day was a Wednesday");
	else if(IDAY%7==5)
		printf("That day was a Thursday");
	else
		printf("That day was a Friday");
}