pair,contact1,contact2,flow1,flow2 1xdx_A_,2,4,1,1 1xdx_A_,5,100,1,1 1xdx_A_,7,99,1,1 1xdx_A_,9,99,1,1 1xdx_A_,15,19,1,1 1xdx_A_,16,20,1,1 1xdx_A_,17,21,1,1 1xdx_A_,18,22,1,1 1xdx_A_,19,23,1,1 1xdx_A_,20,24,1,1 1xdx_A_,21,25,1,1 1xdx_A_,22,26,1,1 1xdx_A_,23,27,1,1 1xdx_A_,24,28,1,1 1xdx_A_,25,29,1,1 1xdx_A_,26,30,1,1 1xdx_A_,27,31,1,1 1xdx_A_,28,32,1,1 1xdx_A_,36,39,1,1 1xdx_A_,37,40,1,1 1xdx_A_,39,43,1,1 1xdx_A_,41,45,1,1 1xdx_A_,42,46,1,1 1xdx_A_,43,47,1,1 1xdx_A_,44,48,1,1 1xdx_A_,44,68,1,1 1xdx_A_,45,49,1,1 1xdx_A_,46,50,1,1 1xdx_A_,48,51,1,1 1xdx_A_,48,52,1,1 1xdx_A_,49,53,1,1 1xdx_A_,51,55,1,1 1xdx_A_,52,56,1,1 1xdx_A_,53,57,1,1 1xdx_A_,54,58,1,1 1xdx_A_,55,59,1,1 1xdx_A_,65,110,1,1 1xdx_A_,67,108,1,1 1xdx_A_,69,106,1,1 1xdx_A_,71,104,1,1 1xdx_A_,92,94,1,1 1xdx_A_,94,109,1,1 1xdx_A_,96,107,1,1 1xdx_A_,98,105,1,1 1xdx_A_,100,101,1,1 1xdx_A_,112,114,1,1