解题思路:
首先输入结构体一变量的年月日,然后转到count函数先对闰年进行判断,取余为零的就是闰年。下一步到对月份的判断,在把每个月份的数累加
参考代码:
#include <stdio.h>
int count(int a,int b,int c);
struct date {
int year;
int month;
int day;
};
int main()
{
int number;
struct date day0;
scanf("%d %d %d", &day0.year, &day0.month, &day0.day);
printf("%d", count(day0.year, day0.month,day0.day));
return 0;
}
int count(int a,int b,int c)
{
int number=0;
if ((a % 4) == 0)
{
switch (b)
{
case 1:
number = c;
break;
case 2:
number = 31 + c;
break;
case 3:
number = 31 + 29 + c;
break;
case 4:
number = 31 + 29 + 31 + c;
break;
case 5:
number = 31 + 29 + 31 + 30 + c;
break;
case 6:
number = 31 + 29 + 31 + 30 + 31 +c;
break;
case 7:
number = 31 + 29 + 31 + 30 + 31 + 30 + c;
break;
case 8:
number = 31 + 29 + 31 + 30 + 31 + 30 + 31 + c;
break;
case 9:
number = 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + c;
break;
case 10:
number = 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + c;
break;
case 11:
number = 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + c;
break;
case 12:
number = 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + c;
break;
}
}
else
{
switch (b)
{
case 1:
number = c;
break;
case 2:
number = 31 + c;
break;
case 3:
number = 31 + 28 + c;
break;
case 4:
number = 31 + 28 + 31 + c;
break;
case 5:
number = 31 + 28 + 31 + 30 + c;
break;
case 6:
number = 31 + 28 + 31 + 30 + 31 + c;
break;
case 7:
number = 31 + 28 + 31 + 30 + 31 + 30 + c;
break;
case 8:
number = 31 + 28 + 31 + 30 + 31 + 30 + 31 + c;
break;
case 9:
number = 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + c;
break;
case 10:
number = 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + c;
break;
case 11:
number = 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + c;
break;
case 12:
number = 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + c;
break;
}
}
return number;
}
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