pair,contact1,contact2,flow1,flow2 1zzc_A_,2,6,1,1 1zzc_A_,3,7,1,1 1zzc_A_,4,8,1,1 1zzc_A_,5,9,1,1 1zzc_A_,6,10,1,1 1zzc_A_,7,11,1,1 1zzc_A_,8,12,1,1 1zzc_A_,9,13,1,1 1zzc_A_,10,14,1,1 1zzc_A_,11,15,1,1 1zzc_A_,12,16,1,1 1zzc_A_,13,17,1,1 1zzc_A_,14,18,1,1 1zzc_A_,14,59,1,1 1zzc_A_,15,20,1,1 1zzc_A_,15,40,1,1 1zzc_A_,16,19,1,1 1zzc_A_,21,24,1,1 1zzc_A_,21,25,1,1 1zzc_A_,22,26,1,1 1zzc_A_,22,40,1,1 1zzc_A_,23,27,1,1 1zzc_A_,25,28,1,1 1zzc_A_,26,29,1,1 1zzc_A_,26,31,1,1 1zzc_A_,32,35,1,1 1zzc_A_,32,36,1,1 1zzc_A_,33,37,1,1 1zzc_A_,34,38,1,1 1zzc_A_,35,39,1,1 1zzc_A_,36,40,1,1 1zzc_A_,38,41,1,1 1zzc_A_,38,43,1,1 1zzc_A_,39,42,1,1 1zzc_A_,41,43,1,1 1zzc_A_,44,47,1,1 1zzc_A_,48,51,1,1 1zzc_A_,48,52,1,1 1zzc_A_,49,53,1,1 1zzc_A_,50,54,1,1 1zzc_A_,51,55,1,1 1zzc_A_,52,56,1,1 1zzc_A_,53,57,1,1 1zzc_A_,54,58,1,1 1zzc_A_,55,59,1,1 1zzc_A_,56,61,1,1 1zzc_A_,57,60,1,1 1zzc_A_,61,62,1,1 1zzc_A_,62,65,1,1 1zzc_A_,63,66,1,1 1zzc_A_,63,67,1,1 1zzc_A_,64,67,1,1 1zzc_A_,72,74,1,1 1zzc_A_,73,93,1,1 1zzc_A_,73,94,1,1 1zzc_A_,75,78,1,1 1zzc_A_,84,107,1,1 1zzc_A_,85,163,1,1 1zzc_A_,86,105,1,1 1zzc_A_,88,103,1,1 1zzc_A_,90,101,1,1 1zzc_A_,93,95,1,1 1zzc_A_,93,96,1,1 1zzc_A_,96,99,1,1 1zzc_A_,100,178,1,1 1zzc_A_,102,176,1,1 1zzc_A_,104,174,1,1 1zzc_A_,105,173,1,1 1zzc_A_,106,172,1,1 1zzc_A_,108,110,1,1 1zzc_A_,108,165,1,1 1zzc_A_,109,168,1,1 1zzc_A_,109,170,1,1 1zzc_A_,110,112,1,1 1zzc_A_,110,113,1,1 1zzc_A_,110,167,1,1 1zzc_A_,111,114,1,1 1zzc_A_,111,136,1,1 1zzc_A_,117,119,1,1 1zzc_A_,117,161,1,1 1zzc_A_,120,158,1,1 1zzc_A_,123,157,1,1 1zzc_A_,123,179,1,1 1zzc_A_,124,155,1,1 1zzc_A_,125,177,1,1 1zzc_A_,126,153,1,1 1zzc_A_,127,175,1,1 1zzc_A_,128,150,1,1 1zzc_A_,128,151,1,1 1zzc_A_,129,173,1,1 1zzc_A_,130,173,1,1 1zzc_A_,131,149,1,1 1zzc_A_,132,166,1,1 1zzc_A_,133,147,1,1 1zzc_A_,134,144,1,1 1zzc_A_,134,164,1,1 1zzc_A_,135,145,1,1 1zzc_A_,136,162,1,1 1zzc_A_,137,143,1,1 1zzc_A_,138,160,1,1 1zzc_A_,148,151,1,1 1zzc_A_,156,159,1,1 1zzc_A_,159,161,1,1 1zzc_A_,164,165,1,1 1zzc_A_,166,169,1,1 1zzc_A_,169,171,1,1