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(18,22).
next(22,23).
next(23,24).
next(11,25).
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(33,34).
next(31,35).
next(35,36).
next(36,37).
next(9,38).
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(46,47).
next(47,48).
next(48,49).
next(49,50).
next(50,51).
next(48,52).
next(52,53).
next(53,54).
next(41,55).
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(61,65).
next(65,66).
next(66,67).
next(39,68).
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(76,77).
next(77,78).
next(78,79).
next(79,80).
next(77,81).
next(81,82).
next(82,83).
next(70,84).
next(84,85).
next(85,86).
next(86,87).
next(87,88).
next(88,89).
next(89,90).
next(90,91).
next(91,92).
next(92,93).
next(90,94).
next(94,95).
next(95,96).
next(8,97).
next(97,98).
next(98,99).
next(99,100).
next(100,101).
next(101,102).
next(102,103).
next(103,104).
next(104,105).
next(105,106).
next(106,107).
next(107,108).
next(105,109).
next(109,110).
next(110,111).
next(98,112).
next(112,113).
next(113,114).
next(114,115).
next(115,116).
next(116,117).
next(117,118).
next(118,119).
next(119,120).
next(120,121).
next(118,122).
next(122,123).
next(123,124).
doAt(startflow,3).
doAt(a21,4).
doAt(a10,5).
doAt(a20,6).
doAt(a6,7).
doAt(a9,8).
doAt(a12,9).
doAt(a15,10).
doAt(a3,11).
doAt(a16,12).
doAt(a18,13).
doAt(a22,14).
doAt(a23,15).
doAt(a2,16).
doAt(a13,17).
doAt(a7,18).
doAt(a19,19).
doAt(endflow,20).
doAt(a24,22).
doAt(endflow,23).
doAt(a14,25).
doAt(a18,26).
doAt(a22,27).
doAt(a23,28).
doAt(a2,29).
doAt(a13,30).
doAt(a7,31).
doAt(a19,32).
doAt(endflow,33).
doAt(a24,35).
doAt(endflow,36).
doAt(a4,38).
doAt(a25,39).
doAt(a5,40).
doAt(a3,41).
doAt(a16,42).
doAt(a18,43).
doAt(a22,44).
doAt(a23,45).
doAt(a2,46).
doAt(a13,47).
doAt(a7,48).
doAt(a19,49).
doAt(endflow,50).
doAt(a24,52).
doAt(endflow,53).
doAt(a14,55).
doAt(a18,56).
doAt(a22,57).
doAt(a23,58).
doAt(a2,59).
doAt(a13,60).
doAt(a7,61).
doAt(a19,62).
doAt(endflow,63).
doAt(a24,65).
doAt(endflow,66).
doAt(a1,68).
doAt(a17,69).
doAt(a3,70).
doAt(a16,71).
doAt(a18,72).
doAt(a22,73).
doAt(a23,74).
doAt(a2,75).
doAt(a13,76).
doAt(a7,77).
doAt(a19,78).
doAt(endflow,79).
doAt(a24,81).
doAt(endflow,82).
doAt(a14,84).
doAt(a18,85).
doAt(a22,86).
doAt(a23,87).
doAt(a2,88).
doAt(a13,89).
doAt(a7,90).
doAt(a19,91).
doAt(endflow,92).
doAt(a24,94).
doAt(endflow,95).
doAt(a8,97).
doAt(a3,98).
doAt(a16,99).
doAt(a18,100).
doAt(a22,101).
doAt(a23,102).
doAt(a2,103).
doAt(a13,104).
doAt(a7,105).
doAt(a19,106).
doAt(endflow,107).
doAt(a24,109).
doAt(endflow,110).
doAt(a14,112).
doAt(a18,113).
doAt(a22,114).
doAt(a23,115).
doAt(a2,116).
doAt(a13,117).
doAt(a7,118).
doAt(a19,119).
doAt(endflow,120).
doAt(a24,122).
doAt(endflow,123).
leftrightnexts(19,22).
leftrightnexts(32,35).
leftrightnexts(12,25).
leftrightnexts(49,52).
leftrightnexts(62,65).
leftrightnexts(42,55).
leftrightnexts(78,81).
leftrightnexts(91,94).
leftrightnexts(71,84).
leftrightnexts(40,68).
leftrightnexts(10,38).
leftrightnexts(106,109).
leftrightnexts(119,122).
leftrightnexts(99,112).
leftrightnexts(9,97).