next(1,2).
next(2,3).
next(3,4).
next(4,5).
next(5,6).
next(6,7).
next(7,8).
next(8,9).
next(9,10).
next(10,11).
next(11,12).
next(12,13).
next(9,14).
next(14,15).
next(15,16).
next(16,17).
next(17,18).
next(18,19).
next(19,20).
next(16,21).
next(21,22).
next(22,23).
next(23,24).
next(24,25).
next(25,26).
next(14,27).
next(27,28).
next(28,29).
next(29,30).
next(30,31).
next(31,32).
next(32,33).
next(33,34).
next(34,35).
next(35,36).
next(32,37).
next(37,38).
next(38,39).
next(39,40).
next(40,41).
next(41,42).
next(7,43).
next(43,44).
next(44,45).
next(45,46).
next(46,47).
next(47,48).
next(48,49).
next(49,50).
next(50,51).
next(51,52).
next(44,53).
next(53,54).
next(54,55).
next(55,56).
next(56,57).
next(57,58).
next(58,59).
next(59,60).
next(60,61).
next(61,62).
next(62,63).
next(57,64).
next(64,65).
next(65,66).
next(66,67).
next(67,68).
next(68,69).
next(54,70).
next(70,71).
next(71,72).
next(72,73).
next(73,74).
next(74,75).
next(75,76).
next(76,77).
next(77,78).
next(78,79).
next(79,80).
next(80,81).
next(81,82).
next(77,83).
next(83,84).
next(84,85).
next(85,86).
next(86,87).
next(87,88).
doAt(startflow,5).
doAt(a13,6).
doAt(a10,7).
doAt(a18,8).
doAt(a4,9).
doAt(a3,10).
doAt(a5,11).
doAt(endflow,12).
doAt(a15,14).
doAt(a17,15).
doAt(a1,16).
doAt(a9,17).
doAt(a5,18).
doAt(endflow,19).
doAt(a16,21).
doAt(a8,22).
doAt(a6,23).
doAt(a5,24).
doAt(endflow,25).
doAt(a2,27).
doAt(a12,28).
doAt(a20,29).
doAt(a7,30).
doAt(a19,31).
doAt(a1,32).
doAt(a9,33).
doAt(a5,34).
doAt(endflow,35).
doAt(a16,37).
doAt(a8,38).
doAt(a6,39).
doAt(a5,40).
doAt(endflow,41).
doAt(a11,43).
doAt(a4,44).
doAt(a3,45).
doAt(a5,46).
doAt(endflow,51).
doAt(a15,54).
doAt(a17,56).
doAt(a1,57).
doAt(a9,58).
doAt(a5,59).
doAt(endflow,62).
doAt(a16,64).
doAt(a8,65).
doAt(a6,66).
doAt(a5,67).
doAt(endflow,68).
doAt(a2,71).
doAt(a12,73).
doAt(a20,74).
doAt(a7,75).
doAt(a19,76).
doAt(a1,77).
doAt(a9,78).
doAt(a5,79).
doAt(endflow,81).
doAt(a16,83).
doAt(a8,84).
doAt(a6,85).
doAt(a5,86).
doAt(endflow,87).
compAt(a18,x2,47).
compAt(a18,x6,48).
compAt(a18,x19,49).
compAt(a18,x31,50).
compAt(a18,x6,53).
compAt(a18,x31,55).
compAt(a18,x2,60).
compAt(a18,x19,61).
compAt(a18,x31,70).
compAt(a18,x2,72).
compAt(a18,x19,80).
leftrightnexts(17,21).
leftrightnexts(33,37).
leftrightnexts(15,27).
leftrightnexts(10,14).
leftrightnexts(58,64).
leftrightnexts(78,83).
leftrightnexts(55,70).
leftrightnexts(45,53).
leftrightnexts(8,43).