pair,contact1,contact2,flow1,flow2 4n0a_C_,1,5,1,1 4n0a_C_,2,6,1,1 4n0a_C_,2,82,1,1 4n0a_C_,3,7,1,1 4n0a_C_,4,8,1,1 4n0a_C_,5,9,1,1 4n0a_C_,6,9,1,1 4n0a_C_,7,10,1,1 4n0a_C_,12,29,1,1 4n0a_C_,13,29,1,1 4n0a_C_,15,27,1,1 4n0a_C_,16,64,1,1 4n0a_C_,17,25,1,1 4n0a_C_,18,61,1,1 4n0a_C_,18,62,1,1 4n0a_C_,19,22,1,1 4n0a_C_,19,23,1,1 4n0a_C_,20,58,1,1 4n0a_C_,20,59,1,1 4n0a_C_,22,61,1,1 4n0a_C_,26,44,1,1 4n0a_C_,28,41,1,1 4n0a_C_,30,39,1,1 4n0a_C_,31,39,1,1 4n0a_C_,33,36,1,1 4n0a_C_,33,37,1,1 4n0a_C_,37,57,1,1 4n0a_C_,38,55,1,1 4n0a_C_,40,53,1,1 4n0a_C_,56,59,1,1 4n0a_C_,57,60,1,1 4n0a_C_,66,68,1,1 4n0a_C_,66,69,1,1 4n0a_C_,67,70,1,1 4n0a_C_,71,74,1,1 4n0a_C_,71,75,1,1 4n0a_C_,72,76,1,1 4n0a_C_,74,78,1,1 4n0a_C_,75,78,1,1 4n0a_C_,75,79,1,1 4n0a_C_,76,80,1,1 4n0a_C_,77,80,1,1 4n0a_C_,77,81,1,1 4n0a_C_,78,82,1,1 4n0a_C_,79,83,1,1 4n0a_C_,81,85,1,1 4n0a_C_,82,85,1,1