pair,contact1,contact2,flow1,flow2 1hf2_A_,1,16,1,1 1hf2_A_,3,14,1,1 1hf2_A_,3,31,1,1 1hf2_A_,5,12,1,1 1hf2_A_,7,9,1,1 1hf2_A_,7,10,1,1 1hf2_A_,11,46,1,1 1hf2_A_,13,46,1,1 1hf2_A_,13,48,1,1 1hf2_A_,15,48,1,1 1hf2_A_,15,50,1,1 1hf2_A_,17,50,1,1 1hf2_A_,17,55,1,1 1hf2_A_,18,58,1,1 1hf2_A_,20,23,1,1 1hf2_A_,20,24,1,1 1hf2_A_,21,25,1,1 1hf2_A_,22,26,1,1 1hf2_A_,22,61,1,1 1hf2_A_,23,27,1,1 1hf2_A_,24,28,1,1 1hf2_A_,25,29,1,1 1hf2_A_,26,30,1,1 1hf2_A_,27,31,1,1 1hf2_A_,28,32,1,1 1hf2_A_,29,33,1,1 1hf2_A_,30,34,1,1 1hf2_A_,31,35,1,1 1hf2_A_,33,36,1,1 1hf2_A_,35,38,1,1 1hf2_A_,40,43,1,1 1hf2_A_,43,72,1,1 1hf2_A_,45,72,1,1 1hf2_A_,45,74,1,1 1hf2_A_,46,75,1,1 1hf2_A_,47,75,1,1 1hf2_A_,47,77,1,1 1hf2_A_,50,52,1,1 1hf2_A_,51,54,1,1 1hf2_A_,52,55,1,1 1hf2_A_,55,58,1,1 1hf2_A_,56,59,1,1 1hf2_A_,58,62,1,1 1hf2_A_,59,63,1,1 1hf2_A_,60,64,1,1 1hf2_A_,61,65,1,1 1hf2_A_,62,66,1,1 1hf2_A_,63,67,1,1 1hf2_A_,64,68,1,1 1hf2_A_,66,69,1,1 1hf2_A_,66,71,1,1 1hf2_A_,67,70,1,1 1hf2_A_,72,89,1,1 1hf2_A_,74,87,1,1 1hf2_A_,76,85,1,1 1hf2_A_,78,82,1,1 1hf2_A_,78,83,1,1 1hf2_A_,85,103,1,1 1hf2_A_,86,101,1,1 1hf2_A_,86,103,1,1 1hf2_A_,87,89,1,1 1hf2_A_,88,90,1,1 1hf2_A_,88,103,1,1 1hf2_A_,92,111,1,1 1hf2_A_,94,111,1,1 1hf2_A_,94,113,1,1 1hf2_A_,97,115,1,1 1hf2_A_,98,115,1,1 1hf2_A_,98,117,1,1 1hf2_A_,99,102,1,1 1hf2_A_,101,119,1,1 1hf2_A_,102,121,1,1 1hf2_A_,104,121,1,1 1hf2_A_,104,123,1,1 1hf2_A_,106,123,1,1 1hf2_A_,106,125,1,1 1hf2_A_,107,143,1,1 1hf2_A_,108,126,1,1 1hf2_A_,109,127,1,1 1hf2_A_,110,127,1,1 1hf2_A_,110,129,1,1 1hf2_A_,112,129,1,1 1hf2_A_,112,131,1,1 1hf2_A_,115,133,1,1 1hf2_A_,116,133,1,1 1hf2_A_,116,135,1,1 1hf2_A_,116,136,1,1 1hf2_A_,117,120,1,1 1hf2_A_,120,137,1,1 1hf2_A_,121,139,1,1 1hf2_A_,122,137,1,1 1hf2_A_,122,139,1,1 1hf2_A_,124,139,1,1 1hf2_A_,124,142,1,1 1hf2_A_,125,143,1,1 1hf2_A_,125,144,1,1 1hf2_A_,126,141,1,1 1hf2_A_,127,149,1,1 1hf2_A_,128,149,1,1 1hf2_A_,128,151,1,1 1hf2_A_,130,151,1,1 1hf2_A_,130,153,1,1 1hf2_A_,132,153,1,1 1hf2_A_,132,154,1,1 1hf2_A_,134,154,1,1 1hf2_A_,135,158,1,1 1hf2_A_,136,158,1,1 1hf2_A_,138,159,1,1 1hf2_A_,138,161,1,1 1hf2_A_,139,161,1,1 1hf2_A_,140,161,1,1 1hf2_A_,140,163,1,1 1hf2_A_,141,145,1,1 1hf2_A_,145,148,1,1 1hf2_A_,150,179,1,1 1hf2_A_,152,177,1,1 1hf2_A_,154,156,1,1 1hf2_A_,154,174,1,1 1hf2_A_,155,171,1,1 1hf2_A_,156,171,1,1 1hf2_A_,158,168,1,1 1hf2_A_,160,167,1,1 1hf2_A_,161,163,1,1 1hf2_A_,162,165,1,1 1hf2_A_,167,169,1,1 1hf2_A_,172,175,1,1 1hf2_A_,175,177,1,1 1hf2_A_,176,191,1,1 1hf2_A_,178,189,1,1 1hf2_A_,180,187,1,1 1hf2_A_,182,185,1,1 1hf2_A_,182,195,1,1 1hf2_A_,189,195,1,1 1hf2_A_,190,193,1,1