#include<iostream>
#include<windows.h>
#include<stdlib.h>
#include <conio.h>

using namespace std;

int main()
{
	long  a = 2, b = 3;
	typedef long (_stdcall *controdiachi) (long, long);
	HINSTANCE thuvien;
	thuvien = LoadLibrary(TEXT("Dll.dll"));
	controdiachi Tich2so;
	if (thuvien == NULL)
	{
		cout<<"loi khong load duoc thu vien";
		getch();
		return 0;
	}

	Tich2so = (controdiachi)GetProcAddress(thuvien, "Tich2so");
	if (Tich2so == NULL)
	{
		cout<<"loi khong goi duoc ham";
		getch();
		return 0;
	}
	cout<<Tich2so(a,b);
	FreeLibrary(thuvien);
	system("pause");
	return 0;
}