pair,contact1,contact2,flow1,flow2 3dvn_V_,1,17,1,1 3dvn_V_,2,16,1,1 3dvn_V_,2,64,1,1 3dvn_V_,3,15,1,1 3dvn_V_,4,65,1,1 3dvn_V_,4,67,1,1 3dvn_V_,5,13,1,1 3dvn_V_,6,67,1,1 3dvn_V_,6,69,1,1 3dvn_V_,7,9,1,1 3dvn_V_,7,11,1,1 3dvn_V_,11,34,1,1 3dvn_V_,14,33,1,1 3dvn_V_,16,29,1,1 3dvn_V_,18,21,1,1 3dvn_V_,19,57,1,1 3dvn_V_,21,29,1,1 3dvn_V_,21,56,1,1 3dvn_V_,22,25,1,1 3dvn_V_,22,26,1,1 3dvn_V_,23,27,1,1 3dvn_V_,23,54,1,1 3dvn_V_,24,28,1,1 3dvn_V_,24,52,1,1 3dvn_V_,25,29,1,1 3dvn_V_,26,30,1,1 3dvn_V_,27,31,1,1 3dvn_V_,27,41,1,1 3dvn_V_,27,52,1,1 3dvn_V_,28,32,1,1 3dvn_V_,29,33,1,1 3dvn_V_,30,34,1,1 3dvn_V_,31,35,1,1 3dvn_V_,36,41,1,1 3dvn_V_,37,40,1,1 3dvn_V_,38,41,1,1 3dvn_V_,39,40,1,1 3dvn_V_,39,72,1,1 3dvn_V_,40,72,1,1 3dvn_V_,42,70,1,1 3dvn_V_,43,50,1,1 3dvn_V_,44,68,1,1 3dvn_V_,45,48,1,1 3dvn_V_,51,59,1,1 3dvn_V_,55,58,1,1 3dvn_V_,56,61,1,1 3dvn_V_,62,65,1,1