pair,contact1,contact2,flow1,flow2 1ow2_A_,1,18,1,1 1ow2_A_,2,69,1,1 1ow2_A_,3,16,1,1 1ow2_A_,4,30,1,1 1ow2_A_,5,13,1,1 1ow2_A_,5,14,1,1 1ow2_A_,6,28,1,1 1ow2_A_,7,9,1,1 1ow2_A_,7,11,1,1 1ow2_A_,9,11,1,1 1ow2_A_,17,19,1,1 1ow2_A_,17,20,1,1 1ow2_A_,18,21,1,1 1ow2_A_,18,22,1,1 1ow2_A_,21,26,1,1 1ow2_A_,22,53,1,1 1ow2_A_,23,25,1,1 1ow2_A_,23,26,1,1 1ow2_A_,23,110,1,1 1ow2_A_,26,110,1,1 1ow2_A_,26,112,1,1 1ow2_A_,27,29,1,1 1ow2_A_,29,112,1,1 1ow2_A_,29,113,1,1 1ow2_A_,29,114,1,1 1ow2_A_,32,65,1,1 1ow2_A_,33,61,1,1 1ow2_A_,33,116,1,1 1ow2_A_,33,118,1,1 1ow2_A_,33,162,1,1 1ow2_A_,34,63,1,1 1ow2_A_,34,118,1,1 1ow2_A_,35,118,1,1 1ow2_A_,35,120,1,1 1ow2_A_,35,162,1,1 1ow2_A_,36,44,1,1 1ow2_A_,36,62,1,1 1ow2_A_,37,120,1,1 1ow2_A_,37,122,1,1 1ow2_A_,38,41,1,1 1ow2_A_,38,42,1,1 1ow2_A_,38,121,1,1 1ow2_A_,43,139,1,1 1ow2_A_,44,62,1,1 1ow2_A_,45,137,1,1 1ow2_A_,46,60,1,1 1ow2_A_,46,61,1,1 1ow2_A_,46,62,1,1 1ow2_A_,47,57,1,1 1ow2_A_,47,134,1,1 1ow2_A_,47,135,1,1 1ow2_A_,48,54,1,1 1ow2_A_,48,55,1,1 1ow2_A_,48,58,1,1 1ow2_A_,49,52,1,1 1ow2_A_,49,57,1,1 1ow2_A_,49,132,1,1 1ow2_A_,52,132,1,1 1ow2_A_,55,105,1,1 1ow2_A_,59,156,1,1 1ow2_A_,60,156,1,1 1ow2_A_,66,79,1,1 1ow2_A_,68,71,1,1 1ow2_A_,71,79,1,1 1ow2_A_,72,75,1,1 1ow2_A_,72,76,1,1 1ow2_A_,73,77,1,1 1ow2_A_,74,78,1,1 1ow2_A_,75,79,1,1 1ow2_A_,76,80,1,1 1ow2_A_,77,81,1,1 1ow2_A_,78,82,1,1 1ow2_A_,79,83,1,1 1ow2_A_,80,84,1,1 1ow2_A_,80,132,1,1 1ow2_A_,81,85,1,1 1ow2_A_,81,87,1,1 1ow2_A_,82,88,1,1 1ow2_A_,83,129,1,1 1ow2_A_,84,129,1,1 1ow2_A_,85,127,1,1 1ow2_A_,88,123,1,1 1ow2_A_,88,124,1,1 1ow2_A_,90,121,1,1 1ow2_A_,93,119,1,1 1ow2_A_,95,117,1,1 1ow2_A_,96,99,1,1 1ow2_A_,96,117,1,1 1ow2_A_,99,115,1,1 1ow2_A_,101,113,1,1 1ow2_A_,103,111,1,1 1ow2_A_,105,107,1,1 1ow2_A_,105,108,1,1 1ow2_A_,105,109,1,1 1ow2_A_,124,125,1,1 1ow2_A_,129,131,1,1 1ow2_A_,129,132,1,1 1ow2_A_,129,133,1,1 1ow2_A_,135,136,1,1 1ow2_A_,136,137,1,1 1ow2_A_,137,139,1,1 1ow2_A_,140,144,1,1 1ow2_A_,141,145,1,1 1ow2_A_,142,146,1,1 1ow2_A_,143,147,1,1 1ow2_A_,144,148,1,1 1ow2_A_,145,149,1,1 1ow2_A_,146,150,1,1 1ow2_A_,147,151,1,1 1ow2_A_,149,169,1,1 1ow2_A_,151,154,1,1 1ow2_A_,152,155,1,1 1ow2_A_,156,159,1,1 1ow2_A_,156,160,1,1 1ow2_A_,157,161,1,1 1ow2_A_,158,162,1,1 1ow2_A_,159,163,1,1 1ow2_A_,160,164,1,1 1ow2_A_,161,164,1,1 1ow2_A_,161,165,1,1 1ow2_A_,162,165,1,1 1ow2_A_,163,169,1,1 1ow2_A_,165,167,1,1 1ow2_A_,165,168,1,1 1ow2_A_,165,169,1,1 1ow2_A_,166,170,1,1 1ow2_A_,167,171,1,1 1ow2_A_,168,172,1,1 1ow2_A_,169,173,1,1 1ow2_A_,170,174,1,1 1ow2_A_,171,174,1,1 1ow2_A_,171,175,1,1 1ow2_A_,172,176,1,1