#include <stdio.h>
#include <stdlib.h>
int main(void)
{
    int year;
    int month;
    int dayplus=0;
    int a[13]={31,28,31,30,31,30,31,31,30,31,30,31};
   
    printf("년도를 입력 : ");
    scanf("%d",&year);
    printf("월을 입력 : ");
    scanf("%d",&month);

                if(year%4==0 && year%100!=0 || year%400==0)
             {
                         printf("이번년도는 윤년이다 \n");
                         if(month==2) dayplus=1;//수정본
                }

                else
             {
                         printf("이번년도는 평년이다  \n");
                 
                }   

printf("%d달은 %d일 입니다.\n", month ,a[month-1]+dayplus);
 
system("pause");
 return 0;
}