#include"stdio.h"struct date{ int year; int month; int day;}; int Day(struct date *p){ int a[13]={0,31,28,31,30,31,30,31,31,30,31,30,31}; int b[13]={0,31,29,31,30,31,30,31,31,30,31,30,31}; int i,n=0,m=p->year; if((m%4==0&&m%100!=0)||(m%400==0)) {for(i=1;imonth;i++) n+=b;n+=p->day; |