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(6,11).
next(11,12).
next(12,13).
next(13,14).
next(14,15).
next(15,16).
next(16,17).
next(17,18).
next(18,19).
next(19,20).
next(20,21).
next(21,22).
next(15,23).
next(23,24).
next(24,25).
next(25,26).
next(26,27).
next(27,28).
next(28,29).
next(29,30).
next(30,31).
next(31,32).
next(32,33).
next(29,34).
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(36,44).
next(44,45).
next(45,46).
next(46,47).
next(47,48).
next(48,49).
next(12,50).
next(50,51).
next(51,52).
next(52,53).
next(53,54).
next(54,55).
next(55,56).
next(56,57).
next(57,58).
next(58,59).
next(54,60).
next(60,61).
next(61,62).
next(62,63).
next(63,64).
next(64,65).
next(65,66).
next(66,67).
next(67,68).
next(64,69).
next(69,70).
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(71,79).
next(79,80).
next(80,81).
next(81,82).
next(82,83).
next(83,84).
next(84,85).
doAt(startflow,5).
doAt(a4,6).
doAt(a6,7).
doAt(a22,8).
doAt(endflow,9).
doAt(a5,11).
doAt(a18,12).
doAt(a9,14).
doAt(a10,15).
doAt(a12,17).
doAt(endflow,21).
doAt(a3,23).
doAt(a14,25).
doAt(a23,27).
doAt(a7,29).
doAt(a17,30).
doAt(endflow,32).
doAt(a21,34).
doAt(a2,35).
doAt(a16,36).
doAt(a8,38).
doAt(a15,39).
doAt(a19,40).
doAt(a20,41).
doAt(endflow,42).
doAt(a11,44).
doAt(a15,45).
doAt(a19,46).
doAt(a20,47).
doAt(endflow,48).
doAt(a13,50).
doAt(a25,51).
doAt(a24,53).
doAt(a10,54).
doAt(a12,55).
doAt(endflow,58).
doAt(a3,60).
doAt(a14,61).
doAt(a23,62).
doAt(a7,64).
doAt(a17,65).
doAt(endflow,67).
doAt(a21,69).
doAt(a2,70).
doAt(a16,71).
doAt(a8,73).
doAt(a15,74).
doAt(a19,75).
doAt(a20,76).
doAt(endflow,77).
doAt(a11,79).
doAt(a15,80).
doAt(a19,81).
doAt(a20,82).
doAt(endflow,84).
compAt(a22,x2,13).
compAt(a22,x19,16).
compAt(a6,x17,18).
compAt(a6,x24,19).
compAt(a22,x4,20).
compAt(a22,x19,24).
compAt(a6,x24,26).
compAt(a6,x17,28).
compAt(a22,x4,31).
compAt(a22,x4,37).
compAt(a6,x24,52).
compAt(a6,x17,56).
compAt(a22,x2,57).
compAt(a6,x17,63).
compAt(a22,x2,66).
compAt(a22,x2,72).
compAt(a22,x2,83).
leftrightnexts(37,44).
leftrightnexts(30,34).
leftrightnexts(16,23).
leftrightnexts(72,79).
leftrightnexts(65,69).
leftrightnexts(55,60).
leftrightnexts(13,50).
leftrightnexts(7,11).