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(13,14).
next(14,15).
next(15,16).
next(13,17).
next(17,18).
next(18,19).
next(19,20).
next(17,21).
next(21,22).
next(22,23).
next(23,24).
next(24,25).
next(22,26).
next(26,27).
next(27,28).
next(5,29).
next(29,30).
next(30,31).
next(31,32).
next(32,33).
next(33,34).
next(34,35).
next(35,36).
next(36,37).
next(37,38).
next(38,39).
next(39,40).
next(40,41).
next(41,42).
next(42,43).
next(43,44).
next(39,45).
next(45,46).
next(46,47).
next(47,48).
next(48,49).
next(49,50).
next(45,51).
next(51,52).
next(52,53).
next(53,54).
next(54,55).
next(55,56).
next(52,57).
next(57,58).
next(58,59).
next(59,60).
next(31,61).
next(61,62).
next(62,63).
next(63,64).
next(64,65).
next(65,66).
next(66,67).
next(67,68).
next(68,69).
next(69,70).
next(70,71).
next(71,72).
next(72,73).
next(73,74).
next(71,75).
next(75,76).
next(76,77).
next(77,78).
next(75,79).
next(79,80).
next(80,81).
next(81,82).
next(82,83).
next(80,84).
next(84,85).
next(85,86).
doAt(startflow,4).
doAt(a2,5).
doAt(a24,6).
doAt(a8,7).
doAt(a3,8).
doAt(a15,9).
doAt(a25,10).
doAt(a19,11).
doAt(a18,12).
doAt(a1,13).
doAt(a11,14).
doAt(endflow,15).
doAt(a6,17).
doAt(a13,18).
doAt(endflow,19).
doAt(a10,21).
doAt(a5,22).
doAt(a22,23).
doAt(endflow,24).
doAt(a7,26).
doAt(endflow,27).
doAt(a23,29).
doAt(a20,30).
doAt(a21,31).
doAt(a17,32).
doAt(a8,33).
doAt(a3,34).
doAt(a15,35).
doAt(a25,36).
doAt(a19,37).
doAt(a18,38).
doAt(a1,39).
doAt(a11,40).
doAt(endflow,43).
doAt(a6,45).
doAt(a13,46).
doAt(endflow,49).
doAt(a10,51).
doAt(a5,52).
doAt(a22,53).
doAt(endflow,55).
doAt(a7,57).
doAt(endflow,59).
doAt(a9,61).
doAt(a12,62).
doAt(a14,63).
doAt(a16,64).
doAt(a8,65).
doAt(a3,66).
doAt(a15,67).
doAt(a25,68).
doAt(a19,69).
doAt(a18,70).
doAt(a1,71).
doAt(a11,72).
doAt(endflow,73).
doAt(a6,75).
doAt(a13,76).
doAt(endflow,77).
doAt(a10,79).
doAt(a5,80).
doAt(a22,81).
doAt(endflow,82).
doAt(a7,84).
doAt(endflow,85).
compAt(a24,x19,41).
compAt(a24,x22,42).
compAt(a24,x19,47).
compAt(a24,x22,48).
compAt(a24,x22,54).
compAt(a24,x22,58).
leftrightnexts(23,26).
leftrightnexts(18,21).
leftrightnexts(14,17).
leftrightnexts(53,57).
leftrightnexts(46,51).
leftrightnexts(40,45).
leftrightnexts(81,84).
leftrightnexts(76,79).
leftrightnexts(72,75).
leftrightnexts(32,61).
leftrightnexts(6,29).