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(12,17).
next(17,18).
next(18,19).
next(19,20).
next(6,21).
next(21,22).
next(22,23).
next(23,24).
next(24,25).
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(34,35).
next(35,36).
next(32,37).
next(37,38).
next(38,39).
next(39,40).
next(26,41).
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(51,52).
next(52,53).
next(49,54).
next(54,55).
next(55,56).
next(56,57).
next(4,58).
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(67,68).
next(68,69).
next(65,70).
next(70,71).
next(71,72).
next(72,73).
next(59,74).
next(74,75).
next(75,76).
next(76,77).
next(77,78).
next(78,79).
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(88,89).
next(85,90).
next(90,91).
next(91,92).
next(92,93).
next(79,94).
next(94,95).
next(95,96).
next(96,97).
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(102,107).
next(107,108).
next(108,109).
next(109,110).
doAt(startflow,3).
doAt(a21,4).
doAt(a5,5).
doAt(a24,6).
doAt(a4,7).
doAt(a8,8).
doAt(a18,9).
doAt(a23,10).
doAt(a17,11).
doAt(a15,12).
doAt(a19,13).
doAt(a20,14).
doAt(endflow,15).
doAt(a6,17).
doAt(a20,18).
doAt(endflow,19).
doAt(a7,21).
doAt(a16,22).
doAt(a14,23).
doAt(a22,24).
doAt(a1,25).
doAt(a11,26).
doAt(a10,27).
doAt(a8,28).
doAt(a18,29).
doAt(a23,30).
doAt(a17,31).
doAt(a15,32).
doAt(a19,33).
doAt(a20,34).
doAt(endflow,35).
doAt(a6,37).
doAt(a20,38).
doAt(endflow,39).
doAt(a9,41).
doAt(a3,42).
doAt(a2,43).
doAt(a13,44).
doAt(a8,45).
doAt(a18,46).
doAt(a23,47).
doAt(a17,48).
doAt(a15,49).
doAt(a19,50).
doAt(a20,51).
doAt(endflow,52).
doAt(a6,54).
doAt(a20,55).
doAt(endflow,56).
doAt(a12,58).
doAt(a24,59).
doAt(a4,60).
doAt(a8,61).
doAt(a18,62).
doAt(a23,63).
doAt(a17,64).
doAt(a15,65).
doAt(a19,66).
doAt(a20,67).
doAt(endflow,68).
doAt(a6,70).
doAt(a20,71).
doAt(endflow,72).
doAt(a7,74).
doAt(a16,75).
doAt(a14,76).
doAt(a22,77).
doAt(a1,78).
doAt(a11,79).
doAt(a10,80).
doAt(a8,81).
doAt(a18,82).
doAt(a23,83).
doAt(a17,84).
doAt(a15,85).
doAt(a19,86).
doAt(a20,87).
doAt(endflow,88).
doAt(a6,90).
doAt(a20,91).
doAt(endflow,92).
doAt(a9,94).
doAt(a3,95).
doAt(a2,96).
doAt(a13,97).
doAt(a8,98).
doAt(a18,99).
doAt(a23,100).
doAt(a17,101).
doAt(a15,102).
doAt(a19,103).
doAt(a20,104).
doAt(endflow,105).
doAt(a6,107).
doAt(a20,108).
doAt(endflow,109).
leftrightnexts(13,17).
leftrightnexts(33,37).
leftrightnexts(50,54).
leftrightnexts(27,41).
leftrightnexts(7,21).
leftrightnexts(66,70).
leftrightnexts(86,90).
leftrightnexts(103,107).
leftrightnexts(80,94).
leftrightnexts(60,74).
leftrightnexts(5,58).