#include <stdio.h>
int main (void)
{
	int day,year,month,sum,leap;
	printf("please input year,month,day\n");
	scanf("%d,%d,%d",&year,&month,&day);
	switch(month)
	{
	case 1:sum=0;
		break;
	case 2:sum=31;
		break;
	case 3:sum=59;
		break;
	case 4:sum=90;
		break;
	case 5:sum=120;
		break;
	case 6:sum=151;
		break;
	case 7:sum=181;
		break;
	case 8:sum=212;
		break;
	case 9:sum=243;
		break;
	case 10:sum=273;
		break;
	case 11:sum=304;
		break;
	case 12:sum=334;
		break;
	default:
		printf("data error");
		break;
		sum=sum+day;
		if(year%400==0||(year%4==0&&year%100!=0))
			leap=1;
		else
			leap=0;
		if(leap=1&&month>2)
			sum+=1;		
	}
	printf("It is the %dth day of %d year.\n",sum,year);
	return 0;
}