import java.util.Scanner;
public class Day {
public static void main(String[] args) {
Scanner sc=new Scanner (System.in);
while(sc.hasNext())
{
int year =sc.nextInt();
int month=sc.nextInt();
int day=sc.nextInt();
int Day=outDay(year,month,day);
System.out.println(Day);
}
sc.close();
}
public static int outDay(int year, int month, int day){
int [] Day={31,28,31,30,31,30,31,31,30,31,30,31};
if(year<0||month>12||month<0||day<0||day>31)
return -1;
if(year%4==0&&year%100!=0||year%400==0)
{
Day[1]=29;
}
int sum=0;
for(int i=0;i<month-1;i++)
{
sum+=Day[i];
}
return sum+day;
}
}