C++输入年月日，输出第二天是什么

dongguojun

输入年月日，输出第二天是什么
#include <iostream.h>#include <string.h>struct date{int year,month,day;};int is_leap_year(struct date *pd){int flag=0;if ((pd->year%4==0&&pd->year%100!=0)||pd->year%400==0){flag=1;}return flag;}int number_of_days(struct date *pd){int day=0;int days[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};if (is_leap_year(pd)&&pd->month==2){day=29;}else{day=days[pd->month];}return day;}void main(){struct date today,tomorrow;cout<<"输入年月日（yyyy-mm-dd）:"<<endl;cin>>today.year>>today.month>>today.day;if (today.day!=number_of_days(&today)){tomorrow.year=today.year;tomorrow.month=today.month;tomorrow.day=today.day+1;}else if (today.month==12){tomorrow.year=today.year+1;tomorrow.month=1;tomorrow.day=1;}else{tomorrow.year=today.year;tomorrow.month=today.month+1;tomorrow.day=1;}cout<<tomorrow.year<<'-'<<tomorrow.month<<'-'<<tomorrow.day<<endl;}