C++多线程2

#include "stdafx.h"
#include <windows.h>

int g_count;
const int ThreadNum = 10;
DWORD __stdcall Func(LPVOID pm)
{
    Sleep(10);
    g_count++;
    //InterlockedIncrement((LPLONG)&g_count);
    return 0;
}

int main()
{
    HANDLE  handle[ThreadNum];
    for (int k = 0; k < ThreadNum; ++k)
    {
        g_count = 0;
        for (int i = 0; i < ThreadNum; ++i)
        {
            handle[i] = CreateThread(NULL, 0, Func, (LPVOID)i, 0, NULL);
        }
        WaitForMultipleObjects(ThreadNum, handle, TRUE, INFINITE);
        printf_s("%d\n", g_count);
    }
    system("pause");
    return 0;
}