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(8,13).
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(6,29).
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(35,40).
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(43,50).
next(50,51).
next(51,52).
next(52,53).
next(53,54).
next(54,55).
next(33,56).
next(56,57).
next(57,58).
next(58,59).
next(59,60).
next(60,61).
next(61,62).
next(58,63).
next(63,64).
next(64,65).
next(65,66).
next(66,67).
next(67,68).
next(68,69).
next(69,70).
next(70,71).
next(71,72).
next(66,73).
next(73,74).
next(74,75).
next(75,76).
next(76,77).
next(77,78).
next(29,79).
next(79,80).
next(80,81).
next(81,82).
next(82,83).
next(83,84).
next(84,85).
next(85,86).
next(86,87).
next(87,88).
next(84,89).
next(89,90).
next(90,91).
next(91,92).
next(92,93).
next(93,94).
next(94,95).
next(95,96).
next(96,97).
next(97,98).
next(92,99).
next(99,100).
next(100,101).
next(101,102).
next(102,103).
next(103,104).
next(82,105).
next(105,106).
next(106,107).
next(107,108).
next(108,109).
next(109,110).
next(110,111).
next(107,112).
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(115,122).
next(122,123).
next(123,124).
next(124,125).
next(125,126).
next(126,127).
doAt(startflow,3).
doAt(a11,4).
doAt(a18,5).
doAt(a9,6).
doAt(a24,7).
doAt(a23,8).
doAt(a7,9).
doAt(a22,10).
doAt(endflow,11).
doAt(a12,13).
doAt(a19,14).
doAt(a25,15).
doAt(a5,16).
doAt(a17,17).
doAt(a4,18).
doAt(a14,19).
doAt(a22,20).
doAt(endflow,21).
doAt(a20,23).
doAt(a4,24).
doAt(a14,25).
doAt(a22,26).
doAt(endflow,27).
doAt(a21,29).
doAt(a8,30).
doAt(a10,31).
doAt(a2,32).
doAt(a3,33).
doAt(a6,34).
doAt(a23,35).
doAt(a7,36).
doAt(a22,37).
doAt(endflow,38).
doAt(a12,40).
doAt(a19,41).
doAt(a25,42).
doAt(a5,43).
doAt(a17,44).
doAt(a4,45).
doAt(a14,46).
doAt(a22,47).
doAt(endflow,48).
doAt(a20,50).
doAt(a4,51).
doAt(a14,52).
doAt(a22,53).
doAt(endflow,54).
doAt(a13,56).
doAt(a15,57).
doAt(a23,58).
doAt(a7,59).
doAt(a22,60).
doAt(endflow,61).
doAt(a12,63).
doAt(a19,64).
doAt(a25,65).
doAt(a5,66).
doAt(a17,67).
doAt(a4,68).
doAt(a14,69).
doAt(a22,70).
doAt(endflow,71).
doAt(a20,73).
doAt(a4,74).
doAt(a14,75).
doAt(a22,76).
doAt(endflow,77).
doAt(a16,79).
doAt(a10,80).
doAt(a2,81).
doAt(a3,82).
doAt(a6,83).
doAt(a23,84).
doAt(a7,85).
doAt(a22,86).
doAt(endflow,87).
doAt(a12,89).
doAt(a19,90).
doAt(a25,91).
doAt(a5,92).
doAt(a17,93).
doAt(a4,94).
doAt(a14,95).
doAt(a22,96).
doAt(endflow,97).
doAt(a20,99).
doAt(a4,100).
doAt(a14,101).
doAt(a22,102).
doAt(endflow,103).
doAt(a13,105).
doAt(a15,106).
doAt(a23,107).
doAt(a7,108).
doAt(a22,109).
doAt(endflow,110).
doAt(a12,112).
doAt(a19,113).
doAt(a25,114).
doAt(a5,115).
doAt(a17,116).
doAt(a4,117).
doAt(a14,118).
doAt(a22,119).
doAt(endflow,120).
doAt(a20,122).
doAt(a4,123).
doAt(a14,124).
doAt(a22,125).
doAt(endflow,126).
leftrightnexts(17,23).
leftrightnexts(9,13).
leftrightnexts(44,50).
leftrightnexts(36,40).
leftrightnexts(67,73).
leftrightnexts(59,63).
leftrightnexts(34,56).
leftrightnexts(93,99).
leftrightnexts(85,89).
leftrightnexts(116,122).
leftrightnexts(108,112).
leftrightnexts(83,105).
leftrightnexts(30,79).
leftrightnexts(7,29).