C++程序：给出年月日，计算该日是该年的第几天

C++程序：给出年月日，计算该日是该年的第几天

# include

# include

int sum_day(int month, int day);

int leap(int year);

void main()

{

int year, month, day;

int days;

printf("请输入日期(年，月，日)：");

scanf("%d, %d, %d", &year, &month, &day);

printf("%d年%d月%d日", year, month, day);

days = sum_day(month, day);

if(leap(year) && month>=3)

days = days + 1;

printf("是该年的第%d天.\n", days);

getch();

}

static int day_tab[13] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};

int sum_day(int month, int day)

{

int i;

for(i=1; i
day = day + day_tab[i];

return day;

}

int leap(int year)

{

int leap;

leap = (year%4==0&&year%100!=0)||(year%400==0);

return leap;

}

没调试过，机子上暂时没工具，应该是没问题了。你试试

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