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(16,17).
next(17,18).
next(18,19).
next(16,20).
next(20,21).
next(21,22).
next(22,23).
next(23,24).
next(24,25).
next(25,26).
next(15,27).
next(27,28).
next(10,29).
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(38,43).
next(43,44).
next(44,45).
next(45,46).
next(46,47).
next(47,48).
next(48,49).
next(49,50).
next(37,51).
next(51,52).
next(52,53).
next(31,54).
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(63,64).
next(64,65).
next(65,66).
next(66,67).
next(62,68).
next(68,69).
next(69,70).
next(70,71).
next(71,72).
next(72,73).
next(73,74).
next(74,75).
next(75,76).
next(61,77).
next(77,78).
next(78,79).
next(79,80).
doAt(startflow,6).
doAt(a20,7).
doAt(a17,9).
doAt(a25,10).
doAt(a23,12).
doAt(a13,13).
doAt(a9,14).
doAt(a22,15).
doAt(a3,16).
doAt(a6,17).
doAt(endflow,18).
doAt(a2,20).
doAt(a11,21).
doAt(a5,22).
doAt(a18,23).
doAt(a10,24).
doAt(endflow,25).
doAt(endflow,27).
doAt(a15,29).
doAt(a4,30).
doAt(a19,31).
doAt(a24,33).
doAt(a1,34).
doAt(a12,35).
doAt(a9,36).
doAt(a22,37).
doAt(a3,38).
doAt(a6,39).
doAt(endflow,41).
doAt(a2,44).
doAt(a11,45).
doAt(a5,46).
doAt(a18,47).
doAt(a10,48).
doAt(endflow,49).
doAt(endflow,52).
doAt(a16,54).
doAt(a7,55).
doAt(a21,56).
doAt(a8,57).
doAt(a1,58).
doAt(a12,59).
doAt(a9,60).
doAt(a22,61).
doAt(a3,62).
doAt(a6,63).
doAt(endflow,66).
doAt(a2,69).
doAt(a11,70).
doAt(a5,71).
doAt(a18,72).
doAt(a10,73).
doAt(endflow,75).
doAt(endflow,79).
compAt(a23,x5,8).
compAt(a23,x18,32).
compAt(a23,x25,40).
compAt(a23,x25,43).
compAt(a23,x25,51).
compAt(a23,x18,64).
compAt(a23,x25,65).
compAt(a23,x25,68).
compAt(a23,x18,74).
compAt(a23,x18,77).
compAt(a23,x25,78).
subsAt(a23,11).
leftrightnexts(17,20).
leftrightnexts(16,27).
leftrightnexts(39,43).
leftrightnexts(38,51).
leftrightnexts(63,68).
leftrightnexts(62,77).
leftrightnexts(32,54).
leftrightnexts(11,29).