#include <stdio.h>
main()
{
    int year,m,d,days=0,i;
    int month[12]={31,28, 31,30,31,30,31,31,30,31,30,31};
    printf("Please enter three number(yy mm dd):");
    scanf("%d %d %d",&year,&m,&d);
for(i=0;i<m-1;i++)
        days+=month[i];
     days+=d;
if(m>2)
         if(year%400==0||year%4==0&&year%100!=0)
            days++;
    printf("%10d\n",days);
}