结构体之时间设计p

定义一个结构体变量（包括年、月、日）。计算该日在本年中是第几天，注意闰年问题。‪‬‪‬‪‬‪‬‪‬‮‬‭‬‪‬‪‬‪‬‪‬‪‬‪‬‮‬‪‬‫‬‪‬‪‬‪‬‪‬‪‬‮‬‫‬‭‬‪‬‪‬‪‬‪‬‪‬‮‬‭‬‪‬‪‬‪‬‪‬‪‬‪‬‮‬‪‬‭‬‪‬‪‬‪‬‪‬‪‬‮‬‫‬‪‬

年月日。‪‬‪‬‪‬‪‬‪‬‮‬‭‬‪‬‪‬‪‬‪‬‪‬‪‬‮‬‪‬‫‬‪‬‪‬‪‬‪‬‪‬‮‬‫‬‭‬‪‬‪‬‪‬‪‬‪‬‮‬‭‬‪‬‪‬‪‬‪‬‪‬‪‬‮‬‪‬‭‬‪‬‪‬‪‬‪‬‪‬‮‬‫‬‪‬

当年第几天。‪‬‪‬‪‬‪‬‪‬‮‬‭‬‪‬‪‬‪‬‪‬‪‬‪‬‮‬‪‬‫‬‪‬‪‬‪‬‪‬‪‬‮‬‫‬‭‬‪‬‪‬‪‬‪‬‪‬‮‬‭‬‪‬‪‬‪‬‪‬‪‬‪‬‮‬‪‬‭‬‪‬‪‬‪‬‪‬‪‬‮‬‫‬‪‬

2000 12 31

366

#include 

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

int main() {
	
	int mon[11] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30};
	int total_day = 0, i;     
	struct date today;        
	
	scanf("%d%d%d", &today.year, &today.month, &today.day);
	
	
	if ((today.year % 4 == 0 && today.year % 100 != 0) || today.year % 400 == 0) {
		mon[1] = 29;
	}
	for (i = 0; i < today.month - 1; i++) {
		total_day += mon[i];       
	}
	total_day += today.day;        
	
	printf("%d", total_day);
	return 0;
}