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(19,20).
next(20,21).
next(21,22).
next(16,23).
next(23,24).
next(24,25).
next(25,26).
next(26,27).
next(27,28).
next(28,29).
next(14,30).
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(44,45).
next(45,46).
next(40,47).
next(47,48).
next(48,49).
next(49,50).
next(50,51).
next(51,52).
next(37,53).
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(56,63).
next(63,64).
next(64,65).
next(65,66).
next(66,67).
next(67,68).
next(53,69).
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(71,78).
next(78,79).
next(79,80).
next(80,81).
next(81,82).
next(82,83).
doAt(startflow,8).
doAt(a22,11).
doAt(a18,13).
doAt(a6,14).
doAt(a2,16).
doAt(a7,17).
doAt(a19,20).
doAt(endflow,21).
doAt(a9,23).
doAt(a19,26).
doAt(endflow,28).
doAt(a4,30).
doAt(a8,31).
doAt(a12,32).
doAt(a20,33).
doAt(a13,34).
doAt(a24,35).
doAt(a23,36).
doAt(a25,37).
doAt(a10,38).
doAt(a21,39).
doAt(a14,40).
doAt(a3,42).
doAt(a19,44).
doAt(endflow,45).
doAt(a5,47).
doAt(a17,48).
doAt(a19,50).
doAt(endflow,51).
doAt(a1,53).
doAt(a11,54).
doAt(a21,55).
doAt(a14,56).
doAt(a3,58).
doAt(a19,60).
doAt(endflow,61).
doAt(a5,63).
doAt(a17,64).
doAt(a19,66).
doAt(endflow,67).
doAt(a15,69).
doAt(a21,70).
doAt(a14,71).
doAt(a3,73).
doAt(a19,75).
doAt(endflow,76).
doAt(a5,78).
doAt(a17,79).
doAt(a19,81).
doAt(endflow,82).
compAt(a22,x13,9).
compAt(a19,x24,10).
compAt(a19,x8,15).
compAt(a19,x7,19).
compAt(a19,x7,25).
compAt(a7,x16,27).
compAt(a19,x8,41).
compAt(a19,x8,57).
compAt(a19,x8,72).
subsAt(a18,12).
subsAt(a19,18).
subsAt(a19,24).
subsAt(a19,43).
subsAt(a19,49).
subsAt(a19,59).
subsAt(a19,65).
subsAt(a19,74).
subsAt(a19,80).
leftrightnexts(17,23).
leftrightnexts(41,47).
leftrightnexts(57,63).
leftrightnexts(72,78).
leftrightnexts(54,69).
leftrightnexts(38,53).
leftrightnexts(15,30).