pair,contact1,contact2,flow1,flow2 3rtr_A_,1,5,1,1 3rtr_A_,2,5,1,1 3rtr_A_,3,7,1,1 3rtr_A_,3,273,1,1 3rtr_A_,4,8,1,1 3rtr_A_,5,8,1,1 3rtr_A_,5,9,1,1 3rtr_A_,6,10,1,1 3rtr_A_,7,11,1,1 3rtr_A_,8,12,1,1 3rtr_A_,9,13,1,1 3rtr_A_,10,50,1,1 3rtr_A_,13,57,1,1 3rtr_A_,16,19,1,1 3rtr_A_,16,20,1,1 3rtr_A_,18,22,1,1 3rtr_A_,19,23,1,1 3rtr_A_,20,24,1,1 3rtr_A_,20,64,1,1 3rtr_A_,20,68,1,1 3rtr_A_,21,25,1,1 3rtr_A_,22,26,1,1 3rtr_A_,23,27,1,1 3rtr_A_,24,28,1,1 3rtr_A_,25,28,1,1 3rtr_A_,25,29,1,1 3rtr_A_,26,30,1,1 3rtr_A_,28,31,1,1 3rtr_A_,34,36,1,1 3rtr_A_,35,38,1,1 3rtr_A_,36,40,1,1 3rtr_A_,37,41,1,1 3rtr_A_,37,284,1,1 3rtr_A_,38,42,1,1 3rtr_A_,39,43,1,1 3rtr_A_,40,44,1,1 3rtr_A_,41,45,1,1 3rtr_A_,41,283,1,1 3rtr_A_,42,46,1,1 3rtr_A_,43,47,1,1 3rtr_A_,44,48,1,1 3rtr_A_,45,49,1,1 3rtr_A_,46,50,1,1 3rtr_A_,47,51,1,1 3rtr_A_,48,52,1,1 3rtr_A_,49,53,1,1 3rtr_A_,50,55,1,1 3rtr_A_,50,62,1,1 3rtr_A_,51,54,1,1 3rtr_A_,52,115,1,1 3rtr_A_,53,164,1,1 3rtr_A_,56,62,1,1 3rtr_A_,59,63,1,1 3rtr_A_,60,64,1,1 3rtr_A_,61,65,1,1 3rtr_A_,62,66,1,1 3rtr_A_,63,67,1,1 3rtr_A_,64,68,1,1 3rtr_A_,65,69,1,1 3rtr_A_,67,70,1,1 3rtr_A_,67,71,1,1 3rtr_A_,69,73,1,1 3rtr_A_,70,74,1,1 3rtr_A_,70,78,1,1 3rtr_A_,70,82,1,1 3rtr_A_,74,78,1,1 3rtr_A_,75,78,1,1 3rtr_A_,76,318,1,1 3rtr_A_,78,82,1,1 3rtr_A_,79,82,1,1 3rtr_A_,79,83,1,1 3rtr_A_,80,84,1,1 3rtr_A_,81,85,1,1 3rtr_A_,82,86,1,1 3rtr_A_,83,87,1,1 3rtr_A_,84,88,1,1 3rtr_A_,86,89,1,1 3rtr_A_,86,90,1,1 3rtr_A_,87,91,1,1 3rtr_A_,87,118,1,1 3rtr_A_,87,122,1,1 3rtr_A_,88,92,1,1 3rtr_A_,89,93,1,1 3rtr_A_,90,94,1,1 3rtr_A_,91,95,1,1 3rtr_A_,92,96,1,1 3rtr_A_,93,97,1,1 3rtr_A_,95,98,1,1 3rtr_A_,95,99,1,1 3rtr_A_,95,113,1,1 3rtr_A_,96,100,1,1 3rtr_A_,98,102,1,1 3rtr_A_,99,103,1,1 3rtr_A_,118,121,1,1 3rtr_A_,122,124,1,1 3rtr_A_,125,161,1,1 3rtr_A_,129,207,1,1 3rtr_A_,133,136,1,1 3rtr_A_,133,137,1,1 3rtr_A_,136,140,1,1 3rtr_A_,137,141,1,1 3rtr_A_,138,142,1,1 3rtr_A_,139,143,1,1 3rtr_A_,140,144,1,1 3rtr_A_,141,145,1,1 3rtr_A_,142,146,1,1 3rtr_A_,143,147,1,1 3rtr_A_,144,148,1,1 3rtr_A_,145,149,1,1 3rtr_A_,146,149,1,1 3rtr_A_,147,151,1,1 3rtr_A_,159,162,1,1 3rtr_A_,159,163,1,1 3rtr_A_,163,182,1,1 3rtr_A_,165,180,1,1 3rtr_A_,167,178,1,1 3rtr_A_,169,176,1,1 3rtr_A_,176,254,1,1 3rtr_A_,177,257,1,1 3rtr_A_,179,259,1,1 3rtr_A_,181,184,1,1 3rtr_A_,181,185,1,1 3rtr_A_,182,186,1,1 3rtr_A_,183,186,1,1 3rtr_A_,184,187,1,1 3rtr_A_,184,188,1,1 3rtr_A_,184,261,1,1 3rtr_A_,185,189,1,1 3rtr_A_,187,190,1,1 3rtr_A_,188,191,1,1 3rtr_A_,190,197,1,1 3rtr_A_,190,205,1,1 3rtr_A_,191,246,1,1 3rtr_A_,193,197,1,1 3rtr_A_,194,197,1,1 3rtr_A_,197,246,1,1 3rtr_A_,198,201,1,1 3rtr_A_,198,202,1,1 3rtr_A_,199,203,1,1 3rtr_A_,199,244,1,1 3rtr_A_,200,204,1,1 3rtr_A_,200,242,1,1 3rtr_A_,201,205,1,1 3rtr_A_,202,205,1,1 3rtr_A_,202,206,1,1 3rtr_A_,204,207,1,1 3rtr_A_,209,213,1,1 3rtr_A_,210,214,1,1 3rtr_A_,212,216,1,1 3rtr_A_,213,217,1,1 3rtr_A_,214,218,1,1 3rtr_A_,216,219,1,1 3rtr_A_,216,220,1,1 3rtr_A_,217,221,1,1 3rtr_A_,219,223,1,1 3rtr_A_,220,223,1,1 3rtr_A_,225,249,1,1 3rtr_A_,227,247,1,1 3rtr_A_,230,232,1,1 3rtr_A_,230,233,1,1 3rtr_A_,234,238,1,1 3rtr_A_,241,244,1,1 3rtr_A_,254,256,1,1 3rtr_A_,260,262,1,1 3rtr_A_,261,263,1,1 3rtr_A_,265,268,1,1 3rtr_A_,268,272,1,1 3rtr_A_,269,273,1,1 3rtr_A_,270,274,1,1 3rtr_A_,271,275,1,1 3rtr_A_,272,275,1,1 3rtr_A_,272,276,1,1 3rtr_A_,273,277,1,1 3rtr_A_,274,278,1,1 3rtr_A_,275,279,1,1 3rtr_A_,276,280,1,1 3rtr_A_,277,280,1,1 3rtr_A_,277,281,1,1 3rtr_A_,278,282,1,1 3rtr_A_,279,283,1,1 3rtr_A_,280,284,1,1 3rtr_A_,281,285,1,1 3rtr_A_,282,286,1,1 3rtr_A_,283,287,1,1 3rtr_A_,284,288,1,1 3rtr_A_,285,289,1,1 3rtr_A_,285,329,1,1 3rtr_A_,286,290,1,1 3rtr_A_,287,291,1,1 3rtr_A_,288,292,1,1 3rtr_A_,289,293,1,1 3rtr_A_,290,294,1,1 3rtr_A_,291,295,1,1 3rtr_A_,292,296,1,1 3rtr_A_,293,297,1,1 3rtr_A_,294,298,1,1 3rtr_A_,300,351,1,1 3rtr_A_,302,349,1,1 3rtr_A_,303,307,1,1 3rtr_A_,304,308,1,1 3rtr_A_,304,347,1,1 3rtr_A_,304,349,1,1 3rtr_A_,305,309,1,1 3rtr_A_,306,310,1,1 3rtr_A_,307,311,1,1 3rtr_A_,308,312,1,1 3rtr_A_,309,313,1,1 3rtr_A_,310,314,1,1 3rtr_A_,311,315,1,1 3rtr_A_,313,316,1,1 3rtr_A_,314,317,1,1 3rtr_A_,315,318,1,1 3rtr_A_,315,319,1,1 3rtr_A_,322,325,1,1 3rtr_A_,322,326,1,1 3rtr_A_,323,327,1,1 3rtr_A_,324,328,1,1 3rtr_A_,325,329,1,1 3rtr_A_,326,330,1,1 3rtr_A_,327,331,1,1 3rtr_A_,328,332,1,1 3rtr_A_,329,333,1,1 3rtr_A_,330,334,1,1 3rtr_A_,331,335,1,1 3rtr_A_,332,336,1,1 3rtr_A_,333,336,1,1 3rtr_A_,333,338,1,1 3rtr_A_,334,337,1,1 3rtr_A_,338,352,1,1 3rtr_A_,340,350,1,1 3rtr_A_,342,345,1,1 3rtr_A_,342,348,1,1 3rtr_A_,350,351,1,1