pair,contact1,contact2,flow1,flow2 2ond_A_,1,3,1,1 2ond_A_,1,5,1,1 2ond_A_,3,6,1,1 2ond_A_,3,7,1,1 2ond_A_,4,8,1,1 2ond_A_,5,9,1,1 2ond_A_,8,11,1,1 2ond_A_,9,12,1,1 2ond_A_,10,14,1,1 2ond_A_,11,15,1,1 2ond_A_,11,49,1,1 2ond_A_,12,15,1,1 2ond_A_,12,16,1,1 2ond_A_,13,17,1,1 2ond_A_,14,18,1,1 2ond_A_,15,19,1,1 2ond_A_,16,19,1,1 2ond_A_,17,33,1,1 2ond_A_,18,37,1,1 2ond_A_,20,23,1,1 2ond_A_,24,25,1,1 2ond_A_,24,26,1,1 2ond_A_,26,28,1,1 2ond_A_,26,29,1,1 2ond_A_,26,30,1,1 2ond_A_,27,31,1,1 2ond_A_,29,33,1,1 2ond_A_,30,34,1,1 2ond_A_,31,61,1,1 2ond_A_,33,36,1,1 2ond_A_,34,37,1,1 2ond_A_,35,39,1,1 2ond_A_,36,40,1,1 2ond_A_,37,41,1,1 2ond_A_,38,42,1,1 2ond_A_,38,86,1,1 2ond_A_,40,43,1,1 2ond_A_,40,44,1,1 2ond_A_,44,47,1,1 2ond_A_,45,51,1,1 2ond_A_,48,52,1,1 2ond_A_,49,53,1,1 2ond_A_,50,54,1,1 2ond_A_,51,55,1,1 2ond_A_,52,56,1,1 2ond_A_,53,57,1,1 2ond_A_,54,58,1,1 2ond_A_,55,59,1,1 2ond_A_,56,60,1,1 2ond_A_,56,84,1,1 2ond_A_,57,61,1,1 2ond_A_,58,62,1,1 2ond_A_,59,63,1,1 2ond_A_,60,64,1,1 2ond_A_,61,65,1,1 2ond_A_,62,66,1,1 2ond_A_,62,73,1,1 2ond_A_,63,67,1,1 2ond_A_,64,68,1,1 2ond_A_,66,69,1,1 2ond_A_,68,70,1,1 2ond_A_,70,72,1,1 2ond_A_,71,74,1,1 2ond_A_,71,75,1,1 2ond_A_,72,76,1,1 2ond_A_,73,77,1,1 2ond_A_,74,78,1,1 2ond_A_,75,79,1,1 2ond_A_,76,80,1,1 2ond_A_,77,104,1,1 2ond_A_,77,108,1,1 2ond_A_,78,82,1,1 2ond_A_,78,108,1,1 2ond_A_,79,83,1,1 2ond_A_,80,83,1,1 2ond_A_,80,84,1,1 2ond_A_,81,85,1,1 2ond_A_,82,86,1,1 2ond_A_,83,87,1,1 2ond_A_,84,88,1,1 2ond_A_,85,89,1,1 2ond_A_,85,101,1,1 2ond_A_,85,119,1,1 2ond_A_,86,89,1,1 2ond_A_,86,90,1,1 2ond_A_,87,92,1,1 2ond_A_,92,95,1,1 2ond_A_,94,125,1,1 2ond_A_,95,97,1,1 2ond_A_,95,98,1,1 2ond_A_,96,100,1,1 2ond_A_,97,101,1,1 2ond_A_,98,102,1,1 2ond_A_,99,103,1,1 2ond_A_,100,104,1,1 2ond_A_,101,105,1,1 2ond_A_,101,112,1,1 2ond_A_,102,106,1,1 2ond_A_,103,107,1,1 2ond_A_,104,107,1,1 2ond_A_,104,108,1,1 2ond_A_,105,108,1,1 2ond_A_,105,112,1,1 2ond_A_,106,140,1,1 2ond_A_,109,113,1,1 2ond_A_,110,114,1,1 2ond_A_,111,115,1,1 2ond_A_,112,115,1,1 2ond_A_,112,116,1,1 2ond_A_,113,116,1,1 2ond_A_,113,117,1,1 2ond_A_,114,118,1,1 2ond_A_,114,135,1,1 2ond_A_,114,142,1,1 2ond_A_,115,119,1,1 2ond_A_,116,119,1,1 2ond_A_,116,120,1,1 2ond_A_,117,121,1,1 2ond_A_,118,122,1,1 2ond_A_,118,152,1,1 2ond_A_,120,123,1,1 2ond_A_,121,158,1,1 2ond_A_,123,158,1,1 2ond_A_,124,126,1,1 2ond_A_,124,158,1,1 2ond_A_,127,129,1,1 2ond_A_,128,132,1,1 2ond_A_,129,133,1,1 2ond_A_,129,160,1,1 2ond_A_,130,134,1,1 2ond_A_,131,135,1,1 2ond_A_,132,156,1,1 2ond_A_,134,137,1,1 2ond_A_,135,138,1,1 2ond_A_,136,140,1,1 2ond_A_,137,141,1,1 2ond_A_,138,142,1,1 2ond_A_,139,143,1,1 2ond_A_,142,146,1,1 2ond_A_,143,147,1,1 2ond_A_,144,148,1,1 2ond_A_,147,150,1,1 2ond_A_,148,151,1,1 2ond_A_,148,170,1,1 2ond_A_,149,153,1,1 2ond_A_,150,154,1,1 2ond_A_,151,155,1,1 2ond_A_,153,156,1,1 2ond_A_,153,159,1,1 2ond_A_,156,158,1,1 2ond_A_,156,159,1,1 2ond_A_,160,163,1,1 2ond_A_,161,164,1,1 2ond_A_,161,165,1,1 2ond_A_,162,166,1,1 2ond_A_,163,167,1,1 2ond_A_,164,168,1,1 2ond_A_,165,169,1,1 2ond_A_,168,171,1,1 2ond_A_,169,172,1,1 2ond_A_,170,174,1,1 2ond_A_,170,176,1,1 2ond_A_,172,175,1,1 2ond_A_,176,179,1,1 2ond_A_,176,180,1,1 2ond_A_,177,181,1,1 2ond_A_,178,182,1,1 2ond_A_,179,183,1,1 2ond_A_,180,184,1,1 2ond_A_,181,185,1,1 2ond_A_,182,186,1,1 2ond_A_,183,187,1,1 2ond_A_,184,188,1,1 2ond_A_,184,197,1,1 2ond_A_,185,189,1,1 2ond_A_,185,201,1,1 2ond_A_,185,220,1,1 2ond_A_,186,189,1,1 2ond_A_,187,190,1,1 2ond_A_,187,191,1,1 2ond_A_,191,194,1,1 2ond_A_,194,198,1,1 2ond_A_,195,199,1,1 2ond_A_,196,200,1,1 2ond_A_,197,201,1,1 2ond_A_,198,202,1,1 2ond_A_,199,203,1,1 2ond_A_,200,204,1,1 2ond_A_,201,205,1,1 2ond_A_,202,206,1,1 2ond_A_,203,207,1,1 2ond_A_,205,208,1,1 2ond_A_,206,209,1,1 2ond_A_,210,214,1,1 2ond_A_,211,215,1,1 2ond_A_,212,216,1,1 2ond_A_,213,217,1,1 2ond_A_,214,218,1,1 2ond_A_,215,219,1,1 2ond_A_,215,243,1,1 2ond_A_,216,220,1,1 2ond_A_,217,221,1,1 2ond_A_,218,222,1,1 2ond_A_,219,223,1,1 2ond_A_,219,258,1,1 2ond_A_,224,226,1,1 2ond_A_,228,231,1,1 2ond_A_,229,232,1,1 2ond_A_,232,236,1,1 2ond_A_,233,237,1,1 2ond_A_,234,238,1,1 2ond_A_,235,239,1,1 2ond_A_,236,240,1,1 2ond_A_,237,241,1,1 2ond_A_,238,242,1,1 2ond_A_,239,243,1,1 2ond_A_,240,244,1,1 2ond_A_,241,245,1,1 2ond_A_,242,246,1,1 2ond_A_,248,251,1,1 2ond_A_,248,252,1,1 2ond_A_,249,253,1,1 2ond_A_,250,254,1,1 2ond_A_,251,255,1,1 2ond_A_,252,256,1,1 2ond_A_,254,257,1,1 2ond_A_,254,258,1,1 2ond_A_,255,259,1,1 2ond_A_,256,260,1,1 2ond_A_,256,278,1,1 2ond_A_,257,261,1,1 2ond_A_,258,262,1,1 2ond_A_,259,263,1,1 2ond_A_,261,264,1,1 2ond_A_,263,267,1,1 2ond_A_,266,297,1,1 2ond_A_,267,297,1,1 2ond_A_,268,269,1,1 2ond_A_,269,271,1,1 2ond_A_,270,273,1,1 2ond_A_,270,274,1,1 2ond_A_,271,275,1,1 2ond_A_,275,278,1,1 2ond_A_,276,279,1,1 2ond_A_,276,280,1,1 2ond_A_,277,296,1,1 2ond_A_,280,298,1,1 2ond_A_,281,283,1,1 2ond_A_,286,290,1,1 2ond_A_,287,290,1,1 2ond_A_,287,291,1,1 2ond_A_,288,292,1,1 2ond_A_,289,292,1,1 2ond_A_,289,293,1,1 2ond_A_,292,295,1,1