#include <iostream>
#include <cstdlib>
#include <windows.h>
#include <thread>

using namespace std;
HWND hwnd;
void asf_thread() {
    system("ASF.exe > nul");
}

int a=0;
void window_thread(){

    while(1){
    if(RegisterHotKey( NULL, 1000, MOD_SHIFT, 'b')){
            if(a==0){
                hwnd = GetForegroundWindow(); // get handle of currently active window
                cout<<"dziala";
                ShowWindow( hwnd, SW_HIDE );
                a=1;
            }
            if(a==1){
                hwnd = GetForegroundWindow(); // get handle of currently active window
                cout<<"dziala";
                ShowWindow( hwnd, SW_SHOW );
                a=0;
            }
        }
    }
}

int main()
{
    thread t2(window_thread);
    thread t1(asf_thread);

    t2.join();

}