C++多线程

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

using namespace std;

//函数定义
DWORD WINAPI FunProc(LPVOID lpParamter);

int index=0;
void main(){

        HANDLE hThread1;
        hThread1=CreateThread(NULL,0,FunProc,NULL,0,NULL);
        CloseHandle(hThread1);
        while(index++<1000){
                cout<<"Main Thread is running"<<endl;
        }
        
        
}

DWORD WINAPI FunProc(LPVOID lpParamter){
        while(index++<1000){
                cout<<"Thread1 is running"<<endl;
        }
        return 0;
}