C++現在のタイムスタンプを取得し、フォーマット時間に変換

#include
#include
#include
#include
#include
#include
#include
using namespace std;

typedef struct times
{
	int Year;
	int Mon;
	int Day;
	int Hour;
	int Min;
	int Second;
}Times;

Times stamp_to_standard(unsigned long long stampTime)
{
	time_t tick = (time_t)stampTime;
	struct tm tm;
	char s[100] = {0};
	Times standard;

	tm = *localtime(&tick);
	strftime(s, sizeof(s), "%Y/%m/%d %H:%M:%S", &tm);
	printf("%d: %s
", (int)tick, s);


	standard.Year = atoi(s);
	standard.Mon = atoi(s + 5);
	standard.Day = atoi(s + 8);
	standard.Hour = atoi(s + 11);
	standard.Min = atoi(s + 14);
	standard.Second = atoi(s + 17);

	return standard;
}

void GetTimeFormStr(string TimeStr, Times &Mystandard)
{
	if (TimeStr.length() < 10)
	{
		return;
	}
	string pstr = TimeStr.substr(0, 10);
	stringstream s;
	s << pstr;
	unsigned long long i;
	s >> i;
	Mystandard = stamp_to_standard(i);
}

unsigned long long WINAPI GetTimeTickFrom19700101()
{
	SYSTEMTIME  systime;		//      ，        ，
	::GetLocalTime(&systime);
	time_t curr_t = time(NULL);
	unsigned long long tld = (unsigned long long)curr_t;
	unsigned long millSec = (unsigned long)(systime.wMilliseconds);
	tld = tld * 1000 + millSec;

	return tld;
}

void GetMytime(Times& standard)
{
	//
	//1.      
	unsigned  long long  stampTime=GetTimeTickFrom19700101();

	//
	//2.longlong   string（            log            ）

	//   
	string Result;
	ostringstream convert;
	convert << stampTime;
	Result = convert.str();

	//   
	/*char str[30] = { 0 };
	sprintf(str, "%lld", stampTime);
	string Result(str);*/

	
	//3. string          
	GetTimeFormStr(Result, standard);
	
}

//            
int main()
{
	
	unsigned  long ticks;
	Times standard;
	for (int i = 0; i < 5; i++) {

	memset(&standard, 0, sizeof(Times));

	GetMytime(standard);

	char chrTime[100] = { 0 };
	sprintf(chrTime, "%04d%s%02d%s%02d%s%02d%s%02d%s%02d%s",
	standard.Year,
	"/",
	standard.Mon,
	"/",
	standard.Day,
	" ",
	standard.Hour,
	":",
	standard.Min,
	":",
	standard.Second,
	"[   ]");

	cout << chrTime << endl;
	Sleep(1000);
	}
	system("pause");
	return 0;
}

実行結果: