简单日历c语言代码，简单易懂。

#include 
int main（）
{
    int ijkyearweekabc=0e;
    int day[]= {312831303130313130313031};
    printf（“请输入年月日:“）;
    scanf（“%d/%d/%d“&year&e&a）;
    printf（“                                        日历“）;
    if（（year%4==0&&year%100!=0）||（year%400==0）） day[1]++;
    week=（（year-1）*365+（year-1）/4-（year-1）/100+（year-1）/400+1）%7;
    for（b=0; b    {
        c=c+day[b];
    }
    week=（week+c）%7-1;
    printf（“\n************************************************