V 2 r

V 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 rV 2 r