void Update()
{
if (time != null && time.active == false && player_win_timer != null && player_win_timer.active == false)
{
ev.reinitialisation(core.current_grid);
chrono.Remove_timer(player_win_timer);
chrono.Remove_timer(time);
time = null;
player_win_timer = null;
core.step = 0;
}
}