class Data

#include <iostream>
#include <fstream>
#include <vector>

using namespace std;
string exp1 = "";
enum Months { Jan, Feb, March, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec};
class Ddata {
public:
    Ddata *ptr;

    Ddata() {
        day = 0;
        month = 0;
        year = 0;
    }
    Ddata(int Pday, Months Pmonth, int Pyear) {
        /*checkData(Pday, Pmonth, Pyear);*/
        day = Pday;
        month = Pmonth;
        year = Pyear;
    }
    ~Ddata() {

    } //деструктор
    Ddata(const Ddata &dat) :day(dat.day), month(dat.month), year(dat.year) {} //конструктор копирования

    Ddata operator=(Ddata *d1) {
        day = d1->day;
        month = d1->month;
        year = d1->year;
        return *this;
    }
    bool operator>(Ddata d1) {
        if (d1.day + d1.month + d1.year > day + month + year)
            return true;
        else return false;
    }
    Ddata operator*(int r) {
        day = r*day;
        return *this;
    }
    Ddata operator+(Ddata &d1) {
        day = d1.day + day;
        month = d1.month + month;
        year = d1.year + year;
        return *this;
    }
    Ddata &operator++() {
        this->day++;
        return *this;
    }
    Ddata operator++(int val) {
        Ddata p(*this);
        this->day++;
        return p;
    }

    friend std::ostream& operator<<(std::ostream& out, const Ddata &d1)
    {
        out << d1.day << "." << d1.month + 1 << "."<< d1.year;
        return out;
    }

private:
    int day, month, year;
};
int main() {
    int d = 11;
    Months m = Jun;
    int y = 2019;
    Ddata mydata(d,m,y);
    Ddata sss = mydata++;
    cout << mydata << ' ' << sss;
    if (sss > mydata) cout <<"ya";
    system("pause");
    return 0;
}