#include<stdio.h>
#include<stdbool.h>
struct date{
int month;
int day;
int year;
};
bool isLeap(struct date d);
int numberOfDays(struct date d);
int main(int argc,char const *argv[])
{
struct date today,tomorrow;
printf("Enter today's date (mm dd yy):");
scanf("%d %d %d",&today.month,&today.day,&today.year);
if(today.day != numberOfDays(today)){
tomorrow.day = today.day+1;
tomorrow.month = today.month;
tomorrow.year = today.year;
}else if(today.month == 12){
tomorrow.day = 1;
tomorrow.month = 1;
tomorrow.year = today.year+1;
}else{
tomorrow.day = 1;
tomorrow.month = today.month+1;
tomorrow.year = today.year;
}
printf("Tomorrow's date is %s-%s-%s.\n");
return 0;
}
int numberOfDays(struct date d)
{
int days;
const int daysPerMonth[12] = {31,28,31,30,31,30,31,31,30,31,30,31};
if(d.month == 2 && isLeap(d))
days = 29;
else
days = daysPerMonth[d.month-1];
return days;
}
bool isLeap(struct date d)
{
bool leap = false;
if((d.year %4 == 0 && d.year %1000 != 0) || d.year%400 == 0)
leap = ture; //[Error] 'ture' undeclared (first use in this function)
}
最后那里为什么会出现错误,明明都加了#include<stdbool.h>头文件的??