pair,contact1,contact2,flow1,flow2 2n18_C_,7,10,1,1 2n18_C_,7,11,1,1 2n18_C_,7,98,1,1 2n18_C_,9,13,1,1 2n18_C_,10,13,1,1 2n18_C_,10,14,1,1 2n18_C_,11,15,1,1 2n18_C_,12,16,1,1 2n18_C_,13,17,1,1 2n18_C_,14,18,1,1 2n18_C_,15,19,1,1 2n18_C_,15,20,1,1 2n18_C_,19,22,1,1 2n18_C_,19,23,1,1 2n18_C_,20,23,1,1 2n18_C_,20,32,1,1 2n18_C_,22,34,1,1 2n18_C_,23,35,1,1 2n18_C_,24,36,1,1 2n18_C_,24,37,1,1 2n18_C_,26,29,1,1 2n18_C_,26,36,1,1 2n18_C_,31,49,1,1 2n18_C_,32,34,1,1 2n18_C_,36,38,1,1 2n18_C_,38,43,1,1 2n18_C_,39,107,1,1 2n18_C_,40,43,1,1 2n18_C_,42,64,1,1 2n18_C_,43,64,1,1 2n18_C_,44,47,1,1 2n18_C_,45,62,1,1 2n18_C_,52,84,1,1 2n18_C_,54,57,1,1 2n18_C_,54,58,1,1 2n18_C_,55,59,1,1 2n18_C_,58,61,1,1 2n18_C_,60,79,1,1 2n18_C_,63,68,1,1 2n18_C_,65,67,1,1 2n18_C_,65,68,1,1 2n18_C_,65,69,1,1 2n18_C_,67,70,1,1 2n18_C_,67,71,1,1 2n18_C_,68,71,1,1 2n18_C_,68,72,1,1 2n18_C_,69,73,1,1 2n18_C_,70,96,1,1 2n18_C_,72,75,1,1 2n18_C_,73,90,1,1 2n18_C_,75,78,1,1 2n18_C_,75,79,1,1 2n18_C_,76,80,1,1 2n18_C_,80,83,1,1 2n18_C_,90,96,1,1 2n18_C_,92,96,1,1 2n18_C_,93,97,1,1 2n18_C_,94,98,1,1 2n18_C_,95,99,1,1 2n18_C_,96,100,1,1 2n18_C_,97,101,1,1 2n18_C_,98,102,1,1 2n18_C_,99,103,1,1 2n18_C_,100,104,1,1 2n18_C_,101,105,1,1 2n18_C_,102,106,1,1 2n18_C_,103,107,1,1