void GetTarget()
    {
        Cleaner beFreeCleaner = null;

        foreach (var cleaner in cleanerList)
        {
            if (cleaner.citizen == null)
            {
                beFreeCleaner = cleaner;
                break;
            }
        }

        Debug.LogWarning(beFreeCleaner);

        if (beFreeCleaner != null)
        {
            foreach (var citizen in tileCont.citizenList)
            {
                if (citizen.cleanerOn == false && citizen.citizen_color == CitizenColor.Red)
                {
                    beFreeCleaner.CitizenOn(citizen);
                    GoAmbulance(beFreeCleaner);
                    break;
                }
            }
        }
    }