#include <ctime>
char time[9];
int zeit[8];
while (1) {
	system("cls");
	_strtime_s(time);

	zeit[0] = int(time[0] - 48);
	zeit[1] = int(time[1] - 48);
	zeit[3] = int(time[3] - 48);
	zeit[4] = int(time[4] - 48);
	zeit[6] = int(time[6] - 48);
	zeit[7] = int(time[7] - 48);

	cout << zeit[0] << zeit[1] << ":"; //Stunden
	cout << zeit[3] << zeit[4] << ":"; //Minuten
	cout << zeit[6] << zeit[7] << endl; //Sekunden
}