#include <iostream>
struct Date
{
//always always initialize built in type in block/local scope
int date = 0, month = 0, year = 0; // by default public
//default constructor
Date() = default;
//lets overload operator= for comparing two Date types as you desire
friend bool operator==(const Date &lhs, const Date &rhs);
friend bool operator!=(const Date &lhs, const Date &rhs);
//overload operator>> for taking input from user
friend std::istream& operator>>(std::istream &is, Date &rhs);
};
bool operator==(const Date &lhs, const Date &rhs)
{
return lhs.date == rhs.date &&
lhs.month == rhs.month &&
lhs.year == rhs.year;
}
bool operator!=(const Date &lhs, const Date &rhs)
{
return !(lhs == rhs);
}
std::istream& operator>>(std::istream &is, Date &rhs)
{
std::cout<<"Enter date: ";
//take date as input from user
std::cin >> rhs.date;
std::cout<<"Enter month: ";
//take month as input from user
std::cin >> rhs.month;
std::cout<<"Enter year: ";
//take year as input from user
std::cin >> rhs.year;
//check if input succedded
if(!is)
{
rhs = Date();
}
return is;
}
int main()
{
//create first Date
struct Date d1;
std::cin >> d1;//take input from user
//create second Date
struct Date d2;
std::cin >> d2;//take input from user
//lets check if dates d1 and d2 entered by user are equal or not
std::cout<<"The dates d1 and d2 are: "<<(d1==d2? "equal": "not equal")<<std::endl;
return 0;
}
this is first line
second line is this one
