pair,contact1,contact2,flow1,flow2 2vfp_A_,1,4,1,1 2vfp_A_,2,6,1,1 2vfp_A_,3,7,1,1 2vfp_A_,4,8,1,1 2vfp_A_,6,9,1,1 2vfp_A_,6,10,1,1 2vfp_A_,7,10,1,1 2vfp_A_,7,11,1,1 2vfp_A_,8,13,1,1 2vfp_A_,12,32,1,1 2vfp_A_,13,33,1,1 2vfp_A_,14,15,1,1 2vfp_A_,15,33,1,1 2vfp_A_,15,35,1,1 2vfp_A_,16,19,1,1 2vfp_A_,17,20,1,1 2vfp_A_,17,35,1,1 2vfp_A_,17,38,1,1 2vfp_A_,18,37,1,1 2vfp_A_,20,38,1,1 2vfp_A_,21,38,1,1 2vfp_A_,22,25,1,1 2vfp_A_,22,26,1,1 2vfp_A_,23,27,1,1 2vfp_A_,23,40,1,1 2vfp_A_,24,28,1,1 2vfp_A_,24,49,1,1 2vfp_A_,25,29,1,1 2vfp_A_,26,30,1,1 2vfp_A_,27,30,1,1 2vfp_A_,27,53,1,1 2vfp_A_,30,53,1,1 2vfp_A_,32,56,1,1 2vfp_A_,34,56,1,1 2vfp_A_,34,58,1,1 2vfp_A_,36,58,1,1 2vfp_A_,36,60,1,1 2vfp_A_,38,39,1,1 2vfp_A_,39,62,1,1 2vfp_A_,40,46,1,1 2vfp_A_,40,62,1,1 2vfp_A_,40,64,1,1 2vfp_A_,42,64,1,1 2vfp_A_,43,46,1,1 2vfp_A_,45,47,1,1 2vfp_A_,45,68,1,1 2vfp_A_,46,70,1,1 2vfp_A_,48,70,1,1 2vfp_A_,48,72,1,1 2vfp_A_,49,51,1,1 2vfp_A_,49,73,1,1 2vfp_A_,50,53,1,1 2vfp_A_,50,72,1,1 2vfp_A_,52,73,1,1 2vfp_A_,53,75,1,1 2vfp_A_,55,78,1,1 2vfp_A_,55,79,1,1 2vfp_A_,57,79,1,1 2vfp_A_,57,81,1,1 2vfp_A_,59,81,1,1 2vfp_A_,62,86,1,1 2vfp_A_,63,84,1,1 2vfp_A_,63,86,1,1 2vfp_A_,65,86,1,1 2vfp_A_,65,150,1,1 2vfp_A_,66,88,1,1 2vfp_A_,66,89,1,1 2vfp_A_,67,149,1,1 2vfp_A_,67,151,1,1 2vfp_A_,68,153,1,1 2vfp_A_,69,151,1,1 2vfp_A_,69,153,1,1 2vfp_A_,71,153,1,1 2vfp_A_,71,155,1,1 2vfp_A_,75,78,1,1 2vfp_A_,77,159,1,1 2vfp_A_,78,161,1,1 2vfp_A_,79,161,1,1 2vfp_A_,80,161,1,1 2vfp_A_,80,163,1,1 2vfp_A_,82,163,1,1 2vfp_A_,83,166,1,1 2vfp_A_,85,166,1,1 2vfp_A_,85,168,1,1 2vfp_A_,86,118,1,1 2vfp_A_,87,89,1,1 2vfp_A_,87,118,1,1 2vfp_A_,87,168,1,1 2vfp_A_,90,116,1,1 2vfp_A_,91,117,1,1 2vfp_A_,92,146,1,1 2vfp_A_,93,115,1,1 2vfp_A_,94,122,1,1 2vfp_A_,95,97,1,1 2vfp_A_,95,113,1,1 2vfp_A_,95,120,1,1 2vfp_A_,96,104,1,1 2vfp_A_,98,100,1,1 2vfp_A_,98,101,1,1 2vfp_A_,98,102,1,1 2vfp_A_,100,102,1,1 2vfp_A_,101,246,1,1 2vfp_A_,103,325,1,1 2vfp_A_,106,109,1,1 2vfp_A_,106,110,1,1 2vfp_A_,107,111,1,1 2vfp_A_,108,112,1,1 2vfp_A_,110,113,1,1 2vfp_A_,111,114,1,1 2vfp_A_,115,120,1,1 2vfp_A_,117,119,1,1 2vfp_A_,119,120,1,1 2vfp_A_,119,189,1,1 2vfp_A_,122,128,1,1 2vfp_A_,123,148,1,1 2vfp_A_,123,220,1,1 2vfp_A_,125,127,1,1 2vfp_A_,125,128,1,1 2vfp_A_,126,129,1,1 2vfp_A_,127,130,1,1 2vfp_A_,127,131,1,1 2vfp_A_,127,249,1,1 2vfp_A_,128,132,1,1 2vfp_A_,131,280,1,1 2vfp_A_,132,135,1,1 2vfp_A_,135,139,1,1 2vfp_A_,136,144,1,1 2vfp_A_,140,143,1,1 2vfp_A_,141,144,1,1 2vfp_A_,143,146,1,1 2vfp_A_,148,192,1,1 2vfp_A_,149,193,1,1 2vfp_A_,150,169,1,1 2vfp_A_,150,171,1,1 2vfp_A_,152,171,1,1 2vfp_A_,152,173,1,1 2vfp_A_,153,175,1,1 2vfp_A_,154,173,1,1 2vfp_A_,154,175,1,1 2vfp_A_,154,177,1,1 2vfp_A_,155,157,1,1 2vfp_A_,156,175,1,1 2vfp_A_,157,178,1,1 2vfp_A_,157,180,1,1 2vfp_A_,159,178,1,1 2vfp_A_,160,181,1,1 2vfp_A_,161,163,1,1 2vfp_A_,161,181,1,1 2vfp_A_,162,181,1,1 2vfp_A_,162,183,1,1 2vfp_A_,164,183,1,1 2vfp_A_,165,186,1,1 2vfp_A_,166,186,1,1 2vfp_A_,167,189,1,1 2vfp_A_,170,189,1,1 2vfp_A_,172,195,1,1 2vfp_A_,172,197,1,1 2vfp_A_,174,197,1,1 2vfp_A_,174,199,1,1 2vfp_A_,175,177,1,1 2vfp_A_,175,199,1,1 2vfp_A_,176,199,1,1 2vfp_A_,177,200,1,1 2vfp_A_,177,209,1,1 2vfp_A_,178,180,1,1 2vfp_A_,178,205,1,1 2vfp_A_,179,207,1,1 2vfp_A_,180,209,1,1 2vfp_A_,180,210,1,1 2vfp_A_,182,210,1,1 2vfp_A_,182,212,1,1 2vfp_A_,184,212,1,1 2vfp_A_,185,215,1,1 2vfp_A_,187,215,1,1 2vfp_A_,187,217,1,1 2vfp_A_,188,217,1,1 2vfp_A_,190,217,1,1 2vfp_A_,191,220,1,1 2vfp_A_,195,222,1,1 2vfp_A_,196,223,1,1 2vfp_A_,196,225,1,1 2vfp_A_,197,225,1,1 2vfp_A_,198,225,1,1 2vfp_A_,198,227,1,1 2vfp_A_,199,201,1,1 2vfp_A_,200,227,1,1 2vfp_A_,200,228,1,1 2vfp_A_,200,229,1,1 2vfp_A_,203,228,1,1 2vfp_A_,206,228,1,1 2vfp_A_,206,230,1,1 2vfp_A_,207,234,1,1 2vfp_A_,208,236,1,1 2vfp_A_,209,229,1,1 2vfp_A_,209,238,1,1 2vfp_A_,210,236,1,1 2vfp_A_,211,238,1,1 2vfp_A_,211,240,1,1 2vfp_A_,213,240,1,1 2vfp_A_,214,243,1,1 2vfp_A_,215,217,1,1 2vfp_A_,216,223,1,1 2vfp_A_,216,243,1,1 2vfp_A_,216,245,1,1 2vfp_A_,218,245,1,1 2vfp_A_,219,248,1,1 2vfp_A_,221,249,1,1 2vfp_A_,222,250,1,1 2vfp_A_,223,244,1,1 2vfp_A_,223,250,1,1 2vfp_A_,224,251,1,1 2vfp_A_,224,253,1,1 2vfp_A_,225,255,1,1 2vfp_A_,226,253,1,1 2vfp_A_,226,255,1,1 2vfp_A_,226,266,1,1 2vfp_A_,227,229,1,1 2vfp_A_,228,264,1,1 2vfp_A_,229,266,1,1 2vfp_A_,229,267,1,1 2vfp_A_,230,232,1,1 2vfp_A_,230,268,1,1 2vfp_A_,231,236,1,1 2vfp_A_,231,267,1,1 2vfp_A_,232,235,1,1 2vfp_A_,233,235,1,1 2vfp_A_,235,237,1,1 2vfp_A_,235,270,1,1 2vfp_A_,235,315,1,1 2vfp_A_,237,270,1,1 2vfp_A_,239,270,1,1 2vfp_A_,239,272,1,1 2vfp_A_,241,272,1,1 2vfp_A_,242,274,1,1 2vfp_A_,242,275,1,1 2vfp_A_,244,275,1,1 2vfp_A_,244,277,1,1 2vfp_A_,245,246,1,1 2vfp_A_,246,277,1,1 2vfp_A_,247,280,1,1 2vfp_A_,249,281,1,1 2vfp_A_,250,252,1,1 2vfp_A_,250,282,1,1 2vfp_A_,250,283,1,1 2vfp_A_,251,282,1,1 2vfp_A_,252,283,1,1 2vfp_A_,252,285,1,1 2vfp_A_,254,256,1,1 2vfp_A_,254,285,1,1 2vfp_A_,254,287,1,1 2vfp_A_,256,264,1,1 2vfp_A_,256,285,1,1 2vfp_A_,256,287,1,1 2vfp_A_,257,264,1,1 2vfp_A_,257,288,1,1 2vfp_A_,258,295,1,1 2vfp_A_,259,262,1,1 2vfp_A_,262,263,1,1 2vfp_A_,263,265,1,1 2vfp_A_,263,301,1,1 2vfp_A_,265,289,1,1 2vfp_A_,267,301,1,1 2vfp_A_,268,314,1,1 2vfp_A_,269,316,1,1 2vfp_A_,269,317,1,1 2vfp_A_,270,272,1,1 2vfp_A_,271,317,1,1 2vfp_A_,271,319,1,1 2vfp_A_,272,274,1,1 2vfp_A_,273,319,1,1 2vfp_A_,273,320,1,1 2vfp_A_,274,322,1,1 2vfp_A_,276,322,1,1 2vfp_A_,276,324,1,1 2vfp_A_,278,324,1,1 2vfp_A_,279,327,1,1 2vfp_A_,281,328,1,1 2vfp_A_,282,329,1,1 2vfp_A_,283,329,1,1 2vfp_A_,284,330,1,1 2vfp_A_,284,332,1,1 2vfp_A_,285,287,1,1 2vfp_A_,286,332,1,1 2vfp_A_,288,334,1,1 2vfp_A_,289,298,1,1 2vfp_A_,289,310,1,1 2vfp_A_,289,334,1,1 2vfp_A_,290,295,1,1 2vfp_A_,291,354,1,1 2vfp_A_,298,301,1,1 2vfp_A_,298,302,1,1 2vfp_A_,298,307,1,1 2vfp_A_,298,308,1,1 2vfp_A_,301,302,1,1 2vfp_A_,303,306,1,1 2vfp_A_,303,307,1,1 2vfp_A_,308,311,1,1 2vfp_A_,310,334,1,1 2vfp_A_,310,335,1,1 2vfp_A_,312,314,1,1 2vfp_A_,312,336,1,1 2vfp_A_,313,315,1,1 2vfp_A_,318,341,1,1 2vfp_A_,319,341,1,1 2vfp_A_,319,342,1,1 2vfp_A_,320,341,1,1 2vfp_A_,321,342,1,1 2vfp_A_,321,344,1,1 2vfp_A_,323,344,1,1 2vfp_A_,323,346,1,1 2vfp_A_,324,346,1,1 2vfp_A_,324,347,1,1 2vfp_A_,325,346,1,1 2vfp_A_,326,349,1,1 2vfp_A_,326,350,1,1 2vfp_A_,328,350,1,1 2vfp_A_,330,351,1,1 2vfp_A_,331,352,1,1 2vfp_A_,331,354,1,1 2vfp_A_,333,354,1,1 2vfp_A_,333,356,1,1 2vfp_A_,335,358,1,1 2vfp_A_,337,358,1,1 2vfp_A_,338,360,1,1 2vfp_A_,338,361,1,1 2vfp_A_,340,361,1,1 2vfp_A_,340,363,1,1 2vfp_A_,342,363,1,1 2vfp_A_,342,364,1,1 2vfp_A_,343,364,1,1 2vfp_A_,343,366,1,1 2vfp_A_,345,366,1,1 2vfp_A_,345,368,1,1 2vfp_A_,346,348,1,1 2vfp_A_,347,368,1,1 2vfp_A_,348,369,1,1 2vfp_A_,348,372,1,1 2vfp_A_,349,373,1,1 2vfp_A_,350,371,1,1 2vfp_A_,351,371,1,1 2vfp_A_,351,376,1,1 2vfp_A_,351,378,1,1 2vfp_A_,352,370,1,1 2vfp_A_,352,379,1,1 2vfp_A_,353,379,1,1 2vfp_A_,353,381,1,1 2vfp_A_,355,381,1,1 2vfp_A_,355,383,1,1 2vfp_A_,357,386,1,1 2vfp_A_,358,360,1,1 2vfp_A_,358,385,1,1 2vfp_A_,359,385,1,1 2vfp_A_,360,387,1,1 2vfp_A_,362,387,1,1 2vfp_A_,362,389,1,1 2vfp_A_,364,389,1,1 2vfp_A_,365,390,1,1 2vfp_A_,365,392,1,1 2vfp_A_,367,392,1,1 2vfp_A_,369,395,1,1 2vfp_A_,369,396,1,1 2vfp_A_,369,397,1,1 2vfp_A_,370,379,1,1 2vfp_A_,371,374,1,1 2vfp_A_,371,376,1,1 2vfp_A_,374,403,1,1 2vfp_A_,377,404,1,1 2vfp_A_,379,405,1,1 2vfp_A_,380,405,1,1 2vfp_A_,380,407,1,1 2vfp_A_,382,407,1,1 2vfp_A_,383,410,1,1 2vfp_A_,384,411,1,1 2vfp_A_,386,411,1,1 2vfp_A_,386,412,1,1 2vfp_A_,388,412,1,1 2vfp_A_,388,414,1,1 2vfp_A_,390,414,1,1 2vfp_A_,391,415,1,1 2vfp_A_,391,417,1,1 2vfp_A_,392,417,1,1 2vfp_A_,393,417,1,1 2vfp_A_,398,400,1,1 2vfp_A_,401,424,1,1 2vfp_A_,403,424,1,1 2vfp_A_,405,424,1,1 2vfp_A_,406,424,1,1 2vfp_A_,406,426,1,1 2vfp_A_,407,426,1,1 2vfp_A_,408,411,1,1 2vfp_A_,408,426,1,1 2vfp_A_,411,428,1,1 2vfp_A_,411,429,1,1 2vfp_A_,413,429,1,1 2vfp_A_,413,431,1,1 2vfp_A_,414,431,1,1 2vfp_A_,414,432,1,1 2vfp_A_,415,432,1,1 2vfp_A_,421,423,1,1 2vfp_A_,421,424,1,1 2vfp_A_,422,425,1,1 2vfp_A_,423,424,1,1 2vfp_A_,425,459,1,1 2vfp_A_,442,447,1,1 2vfp_A_,446,470,1,1 2vfp_A_,448,468,1,1 2vfp_A_,450,466,1,1 2vfp_A_,452,463,1,1 2vfp_A_,452,464,1,1 2vfp_A_,453,459,1,1 2vfp_A_,453,462,1,1 2vfp_A_,454,457,1,1 2vfp_A_,454,458,1,1 2vfp_A_,455,459,1,1 2vfp_A_,458,460,1,1 2vfp_A_,458,461,1,1 2vfp_A_,463,486,1,1 2vfp_A_,465,484,1,1 2vfp_A_,467,482,1,1 2vfp_A_,467,492,1,1 2vfp_A_,469,480,1,1 2vfp_A_,469,482,1,1 2vfp_A_,471,476,1,1 2vfp_A_,471,478,1,1 2vfp_A_,471,499,1,1 2vfp_A_,471,501,1,1 2vfp_A_,473,476,1,1 2vfp_A_,476,478,1,1 2vfp_A_,478,502,1,1 2vfp_A_,479,499,1,1 2vfp_A_,481,498,1,1 2vfp_A_,482,495,1,1 2vfp_A_,483,496,1,1 2vfp_A_,484,492,1,1 2vfp_A_,485,494,1,1 2vfp_A_,487,490,1,1 2vfp_A_,488,490,1,1 2vfp_A_,490,493,1,1 2vfp_A_,495,497,1,1 2vfp_A_,497,507,1,1 2vfp_A_,499,502,1,1 2vfp_A_,499,504,1,1 2vfp_A_,499,505,1,1 2vfp_A_,500,503,1,1 2vfp_A_,502,504,1,1 2vfp_A_,503,505,1,1 2vfp_A_,511,528,1,1 2vfp_A_,511,530,1,1 2vfp_A_,513,514,1,1 2vfp_A_,515,550,1,1 2vfp_A_,516,518,1,1 2vfp_A_,516,519,1,1 2vfp_A_,517,550,1,1 2vfp_A_,521,542,1,1 2vfp_A_,523,525,1,1 2vfp_A_,524,543,1,1 2vfp_A_,525,542,1,1 2vfp_A_,527,540,1,1 2vfp_A_,529,538,1,1 2vfp_A_,529,550,1,1 2vfp_A_,530,532,1,1 2vfp_A_,531,533,1,1 2vfp_A_,531,534,1,1 2vfp_A_,531,536,1,1 2vfp_A_,532,535,1,1 2vfp_A_,534,536,1,1 2vfp_A_,536,538,1,1 2vfp_A_,537,553,1,1 2vfp_A_,537,554,1,1 2vfp_A_,538,552,1,1 2vfp_A_,539,551,1,1 2vfp_A_,541,549,1,1 2vfp_A_,542,546,1,1 2vfp_A_,543,546,1,1 2vfp_A_,543,547,1,1 2vfp_A_,545,547,1,1