附加1

#include "stdio.h"
#include "stdio.h"

int main(int argc, char* argv[])
{
    int n,i,j;
    int year,month,day;
    printf("年： ");
    scanf("%d",&year);
    printf("月： ");
    scanf("%d",&month);
    printf("日： ");
    scanf("%d",&day);


    if(((year%4==0)&&(year%100!=0))||(year%400==0))
    {
        n=0;
        int a[12]={31,29,31,30,31,30,31,31,30,31,30,31};
        for(i=0;i<month-1;i++)
        {
            n=n+a[i];
        }
        n=n+day;
    }

    else 
    {
        n=0;
        int a[12]={31,28,31,30,31,30,31,31,30,31,30,31};
        for(i=0;i<month-1;i++)
        {
            n=n+a[i];
        }
        n=n+day;
    }

    printf("第%d天\n",n);
    return 0;
        
    

}