pair,contact1,contact2,flow1,flow2 1tyu_A_,1,5,1,1 1tyu_A_,2,6,1,1 1tyu_A_,4,7,1,1 1tyu_A_,4,8,1,1 1tyu_A_,5,8,1,1 1tyu_A_,5,9,1,1 1tyu_A_,6,11,1,1 1tyu_A_,10,30,1,1 1tyu_A_,11,31,1,1 1tyu_A_,12,13,1,1 1tyu_A_,13,31,1,1 1tyu_A_,13,33,1,1 1tyu_A_,14,17,1,1 1tyu_A_,15,18,1,1 1tyu_A_,15,33,1,1 1tyu_A_,15,36,1,1 1tyu_A_,16,35,1,1 1tyu_A_,18,36,1,1 1tyu_A_,19,36,1,1 1tyu_A_,20,23,1,1 1tyu_A_,20,24,1,1 1tyu_A_,21,25,1,1 1tyu_A_,21,38,1,1 1tyu_A_,22,26,1,1 1tyu_A_,22,47,1,1 1tyu_A_,23,27,1,1 1tyu_A_,24,28,1,1 1tyu_A_,25,51,1,1 1tyu_A_,28,51,1,1 1tyu_A_,30,54,1,1 1tyu_A_,32,54,1,1 1tyu_A_,32,56,1,1 1tyu_A_,34,56,1,1 1tyu_A_,34,58,1,1 1tyu_A_,36,37,1,1 1tyu_A_,37,60,1,1 1tyu_A_,38,44,1,1 1tyu_A_,38,60,1,1 1tyu_A_,38,62,1,1 1tyu_A_,40,62,1,1 1tyu_A_,41,44,1,1 1tyu_A_,43,45,1,1 1tyu_A_,43,66,1,1 1tyu_A_,44,68,1,1 1tyu_A_,46,68,1,1 1tyu_A_,46,70,1,1 1tyu_A_,47,49,1,1 1tyu_A_,47,71,1,1 1tyu_A_,48,51,1,1 1tyu_A_,48,70,1,1 1tyu_A_,50,71,1,1 1tyu_A_,51,73,1,1 1tyu_A_,53,76,1,1 1tyu_A_,53,77,1,1 1tyu_A_,55,77,1,1 1tyu_A_,55,79,1,1 1tyu_A_,57,79,1,1 1tyu_A_,60,84,1,1 1tyu_A_,61,82,1,1 1tyu_A_,61,84,1,1 1tyu_A_,63,84,1,1 1tyu_A_,63,148,1,1 1tyu_A_,64,86,1,1 1tyu_A_,64,87,1,1 1tyu_A_,65,147,1,1 1tyu_A_,65,149,1,1 1tyu_A_,66,151,1,1 1tyu_A_,67,149,1,1 1tyu_A_,67,151,1,1 1tyu_A_,69,151,1,1 1tyu_A_,69,153,1,1 1tyu_A_,73,76,1,1 1tyu_A_,75,157,1,1 1tyu_A_,76,159,1,1 1tyu_A_,78,159,1,1 1tyu_A_,78,161,1,1 1tyu_A_,80,161,1,1 1tyu_A_,81,164,1,1 1tyu_A_,83,164,1,1 1tyu_A_,83,166,1,1 1tyu_A_,84,116,1,1 1tyu_A_,85,87,1,1 1tyu_A_,85,116,1,1 1tyu_A_,85,166,1,1 1tyu_A_,89,115,1,1 1tyu_A_,90,144,1,1 1tyu_A_,91,113,1,1 1tyu_A_,92,120,1,1 1tyu_A_,93,95,1,1 1tyu_A_,93,111,1,1 1tyu_A_,93,118,1,1 1tyu_A_,94,102,1,1 1tyu_A_,96,98,1,1 1tyu_A_,96,99,1,1 1tyu_A_,96,100,1,1 1tyu_A_,99,244,1,1 1tyu_A_,101,317,1,1 1tyu_A_,104,107,1,1 1tyu_A_,104,108,1,1 1tyu_A_,105,109,1,1 1tyu_A_,106,110,1,1 1tyu_A_,108,111,1,1 1tyu_A_,109,112,1,1 1tyu_A_,113,118,1,1 1tyu_A_,115,117,1,1 1tyu_A_,117,118,1,1 1tyu_A_,117,187,1,1 1tyu_A_,120,126,1,1 1tyu_A_,121,146,1,1 1tyu_A_,121,218,1,1 1tyu_A_,123,125,1,1 1tyu_A_,123,126,1,1 1tyu_A_,124,127,1,1 1tyu_A_,125,128,1,1 1tyu_A_,125,129,1,1 1tyu_A_,126,130,1,1 1tyu_A_,129,278,1,1 1tyu_A_,130,133,1,1 1tyu_A_,132,135,1,1 1tyu_A_,133,136,1,1 1tyu_A_,133,137,1,1 1tyu_A_,134,142,1,1 1tyu_A_,138,141,1,1 1tyu_A_,139,142,1,1 1tyu_A_,141,144,1,1 1tyu_A_,146,190,1,1 1tyu_A_,147,191,1,1 1tyu_A_,148,167,1,1 1tyu_A_,148,169,1,1 1tyu_A_,150,169,1,1 1tyu_A_,150,171,1,1 1tyu_A_,151,153,1,1 1tyu_A_,151,173,1,1 1tyu_A_,152,171,1,1 1tyu_A_,152,173,1,1 1tyu_A_,152,175,1,1 1tyu_A_,153,155,1,1 1tyu_A_,154,173,1,1 1tyu_A_,155,176,1,1 1tyu_A_,155,178,1,1 1tyu_A_,157,176,1,1 1tyu_A_,158,179,1,1 1tyu_A_,159,161,1,1 1tyu_A_,159,179,1,1 1tyu_A_,160,179,1,1 1tyu_A_,160,181,1,1 1tyu_A_,162,181,1,1 1tyu_A_,163,184,1,1 1tyu_A_,164,184,1,1 1tyu_A_,165,187,1,1 1tyu_A_,168,187,1,1 1tyu_A_,170,193,1,1 1tyu_A_,170,195,1,1 1tyu_A_,172,195,1,1 1tyu_A_,172,197,1,1 1tyu_A_,173,175,1,1 1tyu_A_,173,197,1,1 1tyu_A_,174,197,1,1 1tyu_A_,175,198,1,1 1tyu_A_,176,178,1,1 1tyu_A_,176,203,1,1 1tyu_A_,177,205,1,1 1tyu_A_,178,207,1,1 1tyu_A_,178,208,1,1 1tyu_A_,180,208,1,1 1tyu_A_,180,210,1,1 1tyu_A_,182,210,1,1 1tyu_A_,183,213,1,1 1tyu_A_,185,215,1,1 1tyu_A_,186,215,1,1 1tyu_A_,188,215,1,1 1tyu_A_,189,218,1,1 1tyu_A_,193,220,1,1 1tyu_A_,194,221,1,1 1tyu_A_,194,223,1,1 1tyu_A_,195,223,1,1 1tyu_A_,196,223,1,1 1tyu_A_,196,225,1,1 1tyu_A_,198,225,1,1 1tyu_A_,198,226,1,1 1tyu_A_,201,226,1,1 1tyu_A_,204,226,1,1 1tyu_A_,204,228,1,1 1tyu_A_,205,232,1,1 1tyu_A_,206,234,1,1 1tyu_A_,207,227,1,1 1tyu_A_,207,236,1,1 1tyu_A_,208,234,1,1 1tyu_A_,209,236,1,1 1tyu_A_,209,238,1,1 1tyu_A_,211,238,1,1 1tyu_A_,212,241,1,1 1tyu_A_,214,221,1,1 1tyu_A_,214,241,1,1 1tyu_A_,214,243,1,1 1tyu_A_,216,243,1,1 1tyu_A_,217,246,1,1 1tyu_A_,219,247,1,1 1tyu_A_,220,247,1,1 1tyu_A_,220,248,1,1 1tyu_A_,221,242,1,1 1tyu_A_,221,248,1,1 1tyu_A_,222,249,1,1 1tyu_A_,222,251,1,1 1tyu_A_,223,253,1,1 1tyu_A_,224,251,1,1 1tyu_A_,224,253,1,1 1tyu_A_,226,262,1,1 1tyu_A_,227,265,1,1 1tyu_A_,228,230,1,1 1tyu_A_,228,266,1,1 1tyu_A_,229,234,1,1 1tyu_A_,229,265,1,1 1tyu_A_,230,233,1,1 1tyu_A_,231,233,1,1 1tyu_A_,233,235,1,1 1tyu_A_,233,268,1,1 1tyu_A_,233,307,1,1 1tyu_A_,235,268,1,1 1tyu_A_,237,268,1,1 1tyu_A_,237,270,1,1 1tyu_A_,239,270,1,1 1tyu_A_,240,272,1,1 1tyu_A_,240,273,1,1 1tyu_A_,242,273,1,1 1tyu_A_,242,275,1,1 1tyu_A_,243,244,1,1 1tyu_A_,244,275,1,1 1tyu_A_,245,278,1,1 1tyu_A_,247,251,1,1 1tyu_A_,247,279,1,1 1tyu_A_,248,280,1,1 1tyu_A_,249,280,1,1 1tyu_A_,250,281,1,1 1tyu_A_,250,283,1,1 1tyu_A_,252,254,1,1 1tyu_A_,252,283,1,1 1tyu_A_,252,285,1,1 1tyu_A_,254,283,1,1 1tyu_A_,254,285,1,1 1tyu_A_,255,262,1,1 1tyu_A_,255,286,1,1 1tyu_A_,257,260,1,1 1tyu_A_,260,261,1,1 1tyu_A_,261,263,1,1 1tyu_A_,261,293,1,1 1tyu_A_,263,287,1,1 1tyu_A_,265,293,1,1 1tyu_A_,266,306,1,1 1tyu_A_,267,308,1,1 1tyu_A_,267,309,1,1 1tyu_A_,268,270,1,1 1tyu_A_,269,309,1,1 1tyu_A_,269,311,1,1 1tyu_A_,270,272,1,1 1tyu_A_,271,311,1,1 1tyu_A_,271,312,1,1 1tyu_A_,272,314,1,1 1tyu_A_,274,314,1,1 1tyu_A_,274,316,1,1 1tyu_A_,276,316,1,1 1tyu_A_,277,319,1,1 1tyu_A_,279,320,1,1 1tyu_A_,280,321,1,1 1tyu_A_,281,321,1,1 1tyu_A_,282,322,1,1 1tyu_A_,282,324,1,1 1tyu_A_,284,324,1,1 1tyu_A_,286,326,1,1 1tyu_A_,287,290,1,1 1tyu_A_,287,302,1,1 1tyu_A_,287,326,1,1 1tyu_A_,290,293,1,1 1tyu_A_,290,294,1,1 1tyu_A_,290,299,1,1 1tyu_A_,290,300,1,1 1tyu_A_,293,294,1,1 1tyu_A_,295,298,1,1 1tyu_A_,295,299,1,1 1tyu_A_,300,303,1,1 1tyu_A_,302,326,1,1 1tyu_A_,302,327,1,1 1tyu_A_,304,328,1,1 1tyu_A_,310,333,1,1 1tyu_A_,311,333,1,1 1tyu_A_,311,334,1,1 1tyu_A_,312,333,1,1 1tyu_A_,313,334,1,1 1tyu_A_,313,336,1,1 1tyu_A_,315,336,1,1 1tyu_A_,315,338,1,1 1tyu_A_,316,339,1,1 1tyu_A_,317,339,1,1 1tyu_A_,318,341,1,1 1tyu_A_,318,342,1,1 1tyu_A_,322,343,1,1 1tyu_A_,323,344,1,1 1tyu_A_,323,346,1,1 1tyu_A_,325,346,1,1 1tyu_A_,325,348,1,1 1tyu_A_,327,350,1,1 1tyu_A_,329,350,1,1 1tyu_A_,330,352,1,1 1tyu_A_,330,353,1,1 1tyu_A_,332,353,1,1 1tyu_A_,332,355,1,1 1tyu_A_,334,355,1,1 1tyu_A_,334,356,1,1 1tyu_A_,335,356,1,1 1tyu_A_,335,358,1,1 1tyu_A_,337,358,1,1 1tyu_A_,337,360,1,1 1tyu_A_,338,340,1,1 1tyu_A_,339,360,1,1 1tyu_A_,340,361,1,1 1tyu_A_,340,364,1,1 1tyu_A_,341,365,1,1 1tyu_A_,342,363,1,1 1tyu_A_,343,368,1,1 1tyu_A_,343,370,1,1 1tyu_A_,343,371,1,1 1tyu_A_,344,371,1,1 1tyu_A_,345,371,1,1 1tyu_A_,345,373,1,1 1tyu_A_,347,373,1,1 1tyu_A_,347,375,1,1 1tyu_A_,349,376,1,1 1tyu_A_,349,378,1,1 1tyu_A_,350,352,1,1 1tyu_A_,350,377,1,1 1tyu_A_,351,377,1,1 1tyu_A_,352,379,1,1 1tyu_A_,354,379,1,1 1tyu_A_,354,381,1,1 1tyu_A_,356,381,1,1 1tyu_A_,357,382,1,1 1tyu_A_,357,384,1,1 1tyu_A_,359,384,1,1 1tyu_A_,361,387,1,1 1tyu_A_,361,388,1,1 1tyu_A_,361,389,1,1 1tyu_A_,362,371,1,1 1tyu_A_,363,366,1,1 1tyu_A_,363,368,1,1 1tyu_A_,366,390,1,1 1tyu_A_,369,390,1,1 1tyu_A_,369,391,1,1 1tyu_A_,371,392,1,1 1tyu_A_,372,392,1,1 1tyu_A_,372,394,1,1 1tyu_A_,374,394,1,1 1tyu_A_,375,397,1,1 1tyu_A_,376,398,1,1 1tyu_A_,378,398,1,1 1tyu_A_,378,399,1,1 1tyu_A_,380,399,1,1 1tyu_A_,380,401,1,1 1tyu_A_,382,401,1,1 1tyu_A_,383,402,1,1 1tyu_A_,383,404,1,1 1tyu_A_,384,404,1,1 1tyu_A_,385,404,1,1 1tyu_A_,392,411,1,1 1tyu_A_,393,411,1,1 1tyu_A_,393,413,1,1 1tyu_A_,394,413,1,1 1tyu_A_,395,398,1,1 1tyu_A_,395,413,1,1 1tyu_A_,398,415,1,1 1tyu_A_,398,416,1,1 1tyu_A_,400,416,1,1 1tyu_A_,400,418,1,1 1tyu_A_,401,418,1,1 1tyu_A_,401,419,1,1 1tyu_A_,402,419,1,1 1tyu_A_,408,410,1,1 1tyu_A_,408,411,1,1 1tyu_A_,409,412,1,1 1tyu_A_,409,442,1,1 1tyu_A_,412,446,1,1 1tyu_A_,429,434,1,1 1tyu_A_,433,457,1,1 1tyu_A_,435,455,1,1 1tyu_A_,437,453,1,1 1tyu_A_,438,454,1,1 1tyu_A_,439,450,1,1 1tyu_A_,439,451,1,1 1tyu_A_,440,446,1,1 1tyu_A_,440,449,1,1 1tyu_A_,441,444,1,1 1tyu_A_,441,445,1,1 1tyu_A_,445,447,1,1 1tyu_A_,445,448,1,1 1tyu_A_,450,473,1,1 1tyu_A_,452,471,1,1 1tyu_A_,454,469,1,1 1tyu_A_,454,479,1,1 1tyu_A_,456,467,1,1 1tyu_A_,458,463,1,1 1tyu_A_,458,465,1,1 1tyu_A_,458,489,1,1 1tyu_A_,460,463,1,1 1tyu_A_,463,465,1,1 1tyu_A_,465,489,1,1 1tyu_A_,468,485,1,1 1tyu_A_,469,482,1,1 1tyu_A_,470,483,1,1 1tyu_A_,471,479,1,1 1tyu_A_,472,481,1,1 1tyu_A_,474,477,1,1 1tyu_A_,475,477,1,1 1tyu_A_,477,480,1,1 1tyu_A_,482,484,1,1 1tyu_A_,484,494,1,1 1tyu_A_,486,489,1,1 1tyu_A_,486,492,1,1 1tyu_A_,487,490,1,1 1tyu_A_,490,492,1,1 1tyu_A_,498,515,1,1 1tyu_A_,498,517,1,1 1tyu_A_,500,501,1,1 1tyu_A_,502,537,1,1 1tyu_A_,503,505,1,1 1tyu_A_,503,506,1,1 1tyu_A_,504,537,1,1 1tyu_A_,508,509,1,1 1tyu_A_,508,529,1,1 1tyu_A_,510,512,1,1 1tyu_A_,511,529,1,1 1tyu_A_,512,529,1,1 1tyu_A_,514,527,1,1 1tyu_A_,516,525,1,1 1tyu_A_,516,537,1,1 1tyu_A_,517,519,1,1 1tyu_A_,518,521,1,1 1tyu_A_,518,523,1,1 1tyu_A_,519,522,1,1 1tyu_A_,520,521,1,1 1tyu_A_,521,523,1,1 1tyu_A_,524,540,1,1 1tyu_A_,524,541,1,1 1tyu_A_,525,538,1,1 1tyu_A_,526,538,1,1 1tyu_A_,528,536,1,1 1tyu_A_,530,533,1,1 1tyu_A_,530,534,1,1