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selection sort implementation on an int array and my own Date class(with operators overloading)

selction_sort/Date.cpp

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+#define _CRT_SECURE_NO_WARNINGS
+#include "Date.h"
+
+Date::Date() {
+	//time_t rawtime;
+	//struct tm * timeinfo;
+	//time(&rawtime);
+	//timeinfo = localtime(&rawtime);
+	day = rand() % 31 + 1;          //timeinfo->tm_mday;
+	month = rand() % 12 + 1;            //timeinfo->tm_mon + 1;
+	year = 2019;          //timeinfo->tm_year + 1900;
+}
+
+Date::Date(int day, int month, int year) :day(day), month(month), year(year) {}
+
+void Date::SetDay(int d) {
+	day = d;
+}
+
+void Date::SetMonth(int m) {
+	month = m;
+}
+
+void Date::SetYear(int y) {
+	year = y;
+}
+
+int Date::GetDay() { return day; }
+
+int Date::GetMonth() { return month; }
+
+int Date::GetYear() { return year; }
+
+void Date::PrintDate() {
+	cout << day << "/" << month << "/" << year << endl;
+}
+
+void Date::PrintMonthName() {
+	switch (month) {
+	case 1:
+		cout << "January" << endl;
+		break;
+	case 2:
+		cout << "February" << endl;
+		break;
+	case 3:
+		cout << "March" << endl;
+		break;
+	case 4:
+		cout << "April" << endl;
+		break;
+	case 5:
+		cout << "May" << endl;
+		break;
+	case 6:
+		cout << "June" << endl;
+		break;
+	case 7:
+		cout << "July" << endl;
+		break;
+	case 8:
+		cout << "August" << endl;
+		break;
+	case 9:
+		cout << "September" << endl;
+		break;
+	case 10:
+		cout << "October" << endl;
+		break;
+	case 11:
+		cout << "November" << endl;
+		break;
+	case 12:
+		cout << "December" << endl;
+		break;
+	default:
+		cout << "No month in number: " << month << "." << endl;
+	}
+}
+
+int Date::MonthDaysNum() {
+	int num;
+	enum Month {
+		January = 1, February, March, April, May, June,
+		July, August, September, October, November, December
+	};
+
+	if ((month == January) || (month == March) || (month == May) || (month == July) || (month == August) || (month == October) || (month == December)) {
+		num = 31;
+	}
+	if ((month == April) || (month == June) || (month == September) || (month == November)) {
+		num = 30;
+	}
+	if (month == February) {
+		num = 28;
+	}
+	return num;
+}
+
+bool Date::Meuberet() {
+	if ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0)
+		return true;
+	else
+		return false;
+}
+
+void Date::NextDayDate() {
+	if (day < MonthDaysNum())
+		day++;
+	if (day == MonthDaysNum() && month < 12) {
+		day = 1;
+		month++;
+	}
+	if (day == MonthDaysNum() && month == 12) {
+		day = 1;
+		month = 1;
+		year++;
+	}
+}
+
+bool Date::operator < (const Date &obj)
+{
+	if (this->year < obj.year) {
+		return true;
+	}
+	else if (this->year > obj.year) {
+		return false;
+	}
+	else if (this->year == obj.year) {
+		if (month < obj.month)
+		{
+			return true;
+		}
+		else if(month > obj.month)
+		{
+			return false;
+		}
+		else if (month == obj.month)
+		{
+			if (day < obj.day) {
+				return true;
+			}
+			else if (day > obj.day) {
+				return false;
+			}
+			else if(day == obj.day)
+			{
+				return false;
+			}
+		}
+	}
+	return false;
+}
+
+ostream & operator<<(ostream & out, const Date & date)
+{
+	cout << date.day << "/" << date.month << "/" << date.year;
+	return out;
+}

selction_sort/Date.h

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+#include <iostream>
+#include <time.h>
+using namespace std;
+
+
+
+class Date {													//date class from lab
+private:
+	int day, month, year;
+public:
+	Date();
+	Date(int, int, int);
+	void SetDay(int);
+	void SetMonth(int);
+	void SetYear(int);
+	int GetDay();
+	int GetMonth();
+	int GetYear();
+	void PrintDate();
+	void PrintMonthName();
+	int MonthDaysNum();
+	bool Meuberet();
+	void NextDayDate();
+	friend class Game;
+	friend class Ligat_HaAl;
+	bool operator < (const Date&);
+	friend ostream& operator << (ostream & out, const Date& date);
+};
+

selction_sort/driver.cpp

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+#include "Date.h"
+template <class T>														//template func declarations
+void SelectionSort(T Array[], int size);
+template <class T>
+void swap(T Array [], int index1, int index2);
+template <class T>
+void Print(T Array [] , int size);
+int main() {												//main intilaize 2 array (int,date) and sorting them with template func
+	int ArraySize,*array1,tempday,tempmount,tempyear;
+	cout << "enter int array size" << endl;
+	cin >> ArraySize;
+	array1 = new int[ArraySize];
+	for (int i = 0; i < ArraySize; i++) {
+		cout << "enter int array number " << i + 1 << " :" << endl;
+		cin >> array1[i];
+	}
+	cout << "array before change: " << endl;
+	Print(array1, ArraySize);
+	cout << "array after change: " << endl;
+	SelectionSort(array1, ArraySize);
+	Print(array1, ArraySize);
+	srand(time(NULL));
+	Date array2[5];						//intiliazie date array with ctor randomly in size = 5.. if you want to change only change size
+	cout << "array before change: " << endl;
+	Print(array2, 5);
+	cout << "array after change: " << endl;
+	SelectionSort(array2, 5);
+	Print(array2, 5);
+
+	return 0;
+}
+template <class T>
+void SelectionSort(T Array[] , int size) {													//template func that sorting array with selction sort method
+	int i,j,min_index;
+	for (i = 0; i < size; i++) {
+		min_index = i;
+		for (j = i + 1; j < size; j++) {
+			if (Array[j] < Array[min_index]) {
+				min_index = j;
+			}
+		}
+		if (min_index != i) {
+			swap(Array, i, min_index);
+		}
+	}
+}
+template <class T>
+void swap(T Array [] , int index1,int index2) {                           //template func to swap to arrays values with given array and index
+	T temp;
+	temp = Array[index1];
+	Array[index1] = Array[index2];
+	Array[index2] = temp;
+}
+template <class T>
+void Print(T Array[], int size) {					//template func to print arrays
+	cout << "{";
+	for (int i = 0; i < size; i++) {
+		if (i == size - 1) {
+			cout << Array[i];
+		}
+		else {
+			cout << Array[i] << ", ";
+
+		}
+	}
+	cout << "}" << endl;
+}