#include <stdio.h>

struct date {
 int year;
 char month;
 char day;
};

int main() {
 
 struct date birth = {1984,7,28};

 printf("%d, %d, %d\n",birth.year, birth.month, birth.day);
 // return 1820,28,28
 return 0;
}

1984, 7, 28