pair,contact1,contact2,flow1,flow2 3zdm_C_,3,21,1,1 3zdm_C_,4,18,1,1 3zdm_C_,4,20,1,1 3zdm_C_,4,68,1,1 3zdm_C_,5,19,1,1 3zdm_C_,6,71,1,1 3zdm_C_,6,73,1,1 3zdm_C_,7,17,1,1 3zdm_C_,8,73,1,1 3zdm_C_,8,75,1,1 3zdm_C_,9,11,1,1 3zdm_C_,9,13,1,1 3zdm_C_,9,15,1,1 3zdm_C_,11,77,1,1 3zdm_C_,22,24,1,1 3zdm_C_,22,25,1,1 3zdm_C_,23,62,1,1 3zdm_C_,25,61,1,1 3zdm_C_,26,29,1,1 3zdm_C_,27,31,1,1 3zdm_C_,27,59,1,1 3zdm_C_,28,32,1,1 3zdm_C_,28,57,1,1 3zdm_C_,29,32,1,1 3zdm_C_,29,33,1,1 3zdm_C_,30,34,1,1 3zdm_C_,31,35,1,1 3zdm_C_,31,46,1,1 3zdm_C_,31,57,1,1 3zdm_C_,32,36,1,1 3zdm_C_,33,37,1,1 3zdm_C_,34,37,1,1 3zdm_C_,34,39,1,1 3zdm_C_,35,38,1,1 3zdm_C_,41,45,1,1 3zdm_C_,42,44,1,1 3zdm_C_,42,45,1,1 3zdm_C_,43,46,1,1 3zdm_C_,45,78,1,1 3zdm_C_,47,76,1,1 3zdm_C_,48,55,1,1 3zdm_C_,49,74,1,1 3zdm_C_,50,53,1,1 3zdm_C_,56,59,1,1 3zdm_C_,60,63,1,1 3zdm_C_,61,64,1,1 3zdm_C_,62,65,1,1 3zdm_C_,67,70,1,1 3zdm_C_,67,71,1,1