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(16,21).
next(21,22).
next(22,23).
next(23,24).
next(24,25).
next(25,26).
next(26,27).
next(27,28).
next(24,29).
next(29,30).
next(30,31).
next(31,32).
next(22,33).
next(33,34).
next(34,35).
next(35,36).
next(36,37).
next(37,38).
next(38,39).
next(35,40).
next(40,41).
next(41,42).
next(42,43).
next(33,44).
next(44,45).
next(45,46).
next(46,47).
next(47,48).
next(48,49).
next(49,50).
next(50,51).
next(47,52).
next(52,53).
next(53,54).
next(54,55).
next(14,56).
next(56,57).
next(57,58).
next(58,59).
next(59,60).
next(60,61).
next(61,62).
next(62,63).
next(59,64).
next(64,65).
next(65,66).
next(66,67).
next(67,68).
next(68,69).
next(69,70).
next(70,71).
next(67,72).
next(72,73).
next(73,74).
next(74,75).
next(65,76).
next(76,77).
next(77,78).
next(78,79).
next(79,80).
next(80,81).
next(81,82).
next(78,83).
next(83,84).
next(84,85).
next(85,86).
next(76,87).
next(87,88).
next(88,89).
next(89,90).
next(90,91).
next(91,92).
next(92,93).
next(93,94).
next(90,95).
next(95,96).
next(96,97).
next(97,98).
doAt(startflow,7).
doAt(a21,9).
doAt(a25,10).
doAt(a20,11).
doAt(a2,12).
doAt(a17,13).
doAt(a19,14).
doAt(a18,15).
doAt(a13,16).
doAt(a11,17).
doAt(a14,18).
doAt(endflow,19).
doAt(a16,21).
doAt(a7,22).
doAt(a5,23).
doAt(a3,24).
doAt(a1,25).
doAt(a14,26).
doAt(endflow,27).
doAt(a6,29).
doAt(a14,30).
doAt(endflow,31).
doAt(a23,33).
doAt(a4,34).
doAt(a3,35).
doAt(a1,36).
doAt(a14,37).
doAt(endflow,38).
doAt(a6,40).
doAt(a14,41).
doAt(endflow,42).
doAt(a15,44).
doAt(a22,45).
doAt(a10,46).
doAt(a3,47).
doAt(a1,48).
doAt(a14,49).
doAt(endflow,50).
doAt(a6,52).
doAt(a14,53).
doAt(endflow,54).
doAt(a12,56).
doAt(a8,57).
doAt(a24,58).
doAt(a13,59).
doAt(a11,60).
doAt(a14,61).
doAt(endflow,62).
doAt(a16,64).
doAt(a7,65).
doAt(a5,66).
doAt(a3,67).
doAt(a1,68).
doAt(a14,69).
doAt(endflow,70).
doAt(a6,72).
doAt(a14,73).
doAt(endflow,74).
doAt(a23,76).
doAt(a4,77).
doAt(a3,78).
doAt(a1,79).
doAt(a14,80).
doAt(endflow,81).
doAt(a6,83).
doAt(a14,84).
doAt(endflow,85).
doAt(a15,87).
doAt(a22,88).
doAt(a10,89).
doAt(a3,90).
doAt(a1,91).
doAt(a14,92).
doAt(endflow,93).
doAt(a6,95).
doAt(a14,96).
doAt(endflow,97).
subsAt(a21,8).
leftrightnexts(25,29).
leftrightnexts(36,40).
leftrightnexts(48,52).
leftrightnexts(34,44).
leftrightnexts(23,33).
leftrightnexts(17,21).
leftrightnexts(68,72).
leftrightnexts(79,83).
leftrightnexts(91,95).
leftrightnexts(77,87).
leftrightnexts(66,76).
leftrightnexts(60,64).
leftrightnexts(15,56).