#include <stdio.h>

 struct Data{
	int day;
	int year;
	int month;
};
struct {
	int day;
	int year;
	int month;
}ryaku ={31,2025,1};
int main(void) {
	struct Data hinichi;
hinichi.day=9;
hinichi.year=2025;
hinichi.month=1;
printf("day%d\n",hinichi.day);
printf("year%d\n",hinichi.year);
printf("month%d\n",hinichi.month);
struct Data today = {9,2025,1};
printf("day%d\n",today.day);
printf("year%d\n",today.year);
printf("month%d\n",today.month);
struct Data happy = today;
printf("day%d\n",happy.day);
printf("year%d\n",happy.year);
printf("month%d\n",happy.month);
printf("day%d\n",ryaku.day);
printf("year%d\n",ryaku.year);
printf("month%d\n",ryaku.month);
	return 0;
}