#include <iostream>
#include "Datetime.h"
#include <string>

using namespace std;

int main() {
    Datetime d2(2024, 10, 10, 12, 57, 34);
    cout << d2 << endl;
    Datetime d3(1, 1, 1);
    cout << d3 << endl;
    d2+=d3;
    cout << d2 << endl;
    return 0;
}