pair,contact1,contact2,flow1,flow2 2yiu_B_,5,12,1,1 2yiu_B_,6,177,1,1 2yiu_B_,8,177,1,1 2yiu_B_,11,177,1,1 2yiu_B_,14,17,1,1 2yiu_B_,14,18,1,1 2yiu_B_,15,19,1,1 2yiu_B_,16,19,1,1 2yiu_B_,16,20,1,1 2yiu_B_,17,21,1,1 2yiu_B_,18,22,1,1 2yiu_B_,19,23,1,1 2yiu_B_,19,49,1,1 2yiu_B_,20,24,1,1 2yiu_B_,20,160,1,1 2yiu_B_,21,25,1,1 2yiu_B_,22,26,1,1 2yiu_B_,23,27,1,1 2yiu_B_,23,145,1,1 2yiu_B_,24,29,1,1 2yiu_B_,25,28,1,1 2yiu_B_,25,30,1,1 2yiu_B_,25,33,1,1 2yiu_B_,26,30,1,1 2yiu_B_,26,59,1,1 2yiu_B_,29,32,1,1 2yiu_B_,29,33,1,1 2yiu_B_,32,91,1,1 2yiu_B_,33,92,1,1 2yiu_B_,34,94,1,1 2yiu_B_,35,38,1,1 2yiu_B_,35,83,1,1 2yiu_B_,36,93,1,1 2yiu_B_,37,95,1,1 2yiu_B_,38,82,1,1 2yiu_B_,39,42,1,1 2yiu_B_,40,43,1,1 2yiu_B_,40,80,1,1 2yiu_B_,41,44,1,1 2yiu_B_,41,78,1,1 2yiu_B_,42,45,1,1 2yiu_B_,43,51,1,1 2yiu_B_,52,56,1,1 2yiu_B_,53,57,1,1 2yiu_B_,54,58,1,1 2yiu_B_,55,59,1,1 2yiu_B_,56,60,1,1 2yiu_B_,57,61,1,1 2yiu_B_,58,61,1,1 2yiu_B_,58,62,1,1 2yiu_B_,59,62,1,1 2yiu_B_,60,63,1,1 2yiu_B_,63,76,1,1 2yiu_B_,64,76,1,1 2yiu_B_,65,74,1,1 2yiu_B_,67,70,1,1 2yiu_B_,67,72,1,1 2yiu_B_,67,74,1,1 2yiu_B_,74,75,1,1 2yiu_B_,74,80,1,1 2yiu_B_,77,80,1,1 2yiu_B_,93,95,1,1 2yiu_B_,94,97,1,1 2yiu_B_,95,168,1,1 2yiu_B_,96,99,1,1 2yiu_B_,96,100,1,1 2yiu_B_,99,170,1,1 2yiu_B_,100,101,1,1 2yiu_B_,103,107,1,1 2yiu_B_,104,108,1,1 2yiu_B_,105,109,1,1 2yiu_B_,106,110,1,1 2yiu_B_,107,111,1,1 2yiu_B_,108,112,1,1 2yiu_B_,109,113,1,1 2yiu_B_,110,113,1,1 2yiu_B_,111,114,1,1 2yiu_B_,111,125,1,1 2yiu_B_,114,126,1,1 2yiu_B_,115,135,1,1 2yiu_B_,116,118,1,1 2yiu_B_,116,124,1,1 2yiu_B_,123,133,1,1 2yiu_B_,125,127,1,1 2yiu_B_,125,128,1,1 2yiu_B_,125,131,1,1 2yiu_B_,140,143,1,1 2yiu_B_,142,152,1,1 2yiu_B_,146,149,1,1 2yiu_B_,148,150,1,1 2yiu_B_,151,153,1,1 2yiu_B_,153,156,1,1 2yiu_B_,153,157,1,1 2yiu_B_,154,158,1,1 2yiu_B_,155,159,1,1 2yiu_B_,156,159,1,1 2yiu_B_,156,160,1,1 2yiu_B_,157,161,1,1 2yiu_B_,158,162,1,1 2yiu_B_,159,163,1,1 2yiu_B_,160,164,1,1 2yiu_B_,161,165,1,1 2yiu_B_,162,166,1,1 2yiu_B_,163,167,1,1 2yiu_B_,164,168,1,1 2yiu_B_,165,168,1,1 2yiu_B_,165,169,1,1 2yiu_B_,166,170,1,1 2yiu_B_,170,173,1,1 2yiu_B_,172,176,1,1 2yiu_B_,173,177,1,1 2yiu_B_,174,178,1,1 2yiu_B_,175,179,1,1 2yiu_B_,176,180,1,1 2yiu_B_,177,181,1,1 2yiu_B_,178,182,1,1 2yiu_B_,179,183,1,1 2yiu_B_,180,183,1,1 2yiu_B_,180,184,1,1 2yiu_B_,181,185,1,1 2yiu_B_,182,186,1,1 2yiu_B_,183,187,1,1 2yiu_B_,184,188,1,1 2yiu_B_,185,189,1,1 2yiu_B_,186,190,1,1 2yiu_B_,187,191,1,1 2yiu_B_,188,192,1,1 2yiu_B_,189,193,1,1 2yiu_B_,190,194,1,1 2yiu_B_,191,195,1,1 2yiu_B_,192,196,1,1 2yiu_B_,193,197,1,1 2yiu_B_,194,198,1,1 2yiu_B_,195,199,1,1 2yiu_B_,196,200,1,1 2yiu_B_,197,201,1,1 2yiu_B_,199,202,1,1 2yiu_B_,199,203,1,1 2yiu_B_,202,205,1,1 2yiu_B_,202,206,1,1 2yiu_B_,203,206,1,1