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(8,16).
next(16,17).
next(17,18).
next(18,19).
next(19,20).
next(20,21).
next(21,22).
next(22,23).
next(23,24).
next(17,25).
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(16,35).
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(7,45).
next(45,46).
next(46,47).
next(47,48).
next(48,49).
next(49,50).
next(50,51).
next(51,52).
next(45,53).
next(53,54).
next(54,55).
next(55,56).
next(56,57).
next(57,58).
next(58,59).
next(59,60).
next(53,61).
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(69,70).
next(70,71).
next(71,72).
next(72,73).
next(73,74).
next(67,75).
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(80,90).
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(98,99).
next(99,100).
doAt(startflow,3).
doAt(a31,5).
doAt(a18,6).
doAt(a23,7).
doAt(a24,8).
doAt(a41,9).
doAt(a15,10).
doAt(a29,11).
doAt(a44,12).
doAt(a37,13).
doAt(endflow,14).
doAt(a9,16).
doAt(a26,17).
doAt(a10,18).
doAt(a15,19).
doAt(a29,20).
doAt(a44,21).
doAt(a37,22).
doAt(endflow,23).
doAt(a12,25).
doAt(a28,26).
doAt(a6,27).
doAt(a30,28).
doAt(a15,29).
doAt(a29,30).
doAt(a44,31).
doAt(a37,32).
doAt(endflow,33).
doAt(a42,35).
doAt(a17,36).
doAt(a35,37).
doAt(a25,38).
doAt(a15,39).
doAt(a29,40).
doAt(a44,41).
doAt(a37,42).
doAt(endflow,43).
doAt(a19,45).
doAt(a13,46).
doAt(a15,47).
doAt(a29,48).
doAt(a44,49).
doAt(a37,50).
doAt(endflow,51).
doAt(a38,53).
doAt(a40,54).
doAt(a15,55).
doAt(a29,56).
doAt(a44,57).
doAt(a37,58).
doAt(endflow,59).
doAt(a5,61).
doAt(a21,62).
doAt(a14,63).
doAt(a34,64).
doAt(a32,65).
doAt(a7,66).
doAt(a45,67).
doAt(a3,68).
doAt(a15,69).
doAt(a29,70).
doAt(a44,71).
doAt(a37,72).
doAt(endflow,73).
doAt(a33,75).
doAt(a20,76).
doAt(a8,77).
doAt(a43,78).
doAt(a39,79).
doAt(a1,80).
doAt(a36,81).
doAt(a11,82).
doAt(a4,83).
doAt(a15,84).
doAt(a29,85).
doAt(a44,86).
doAt(a37,87).
doAt(endflow,88).
doAt(a16,90).
doAt(a2,91).
doAt(a22,92).
doAt(a11,93).
doAt(a4,94).
doAt(a15,95).
doAt(a29,96).
doAt(a44,97).
doAt(a37,98).
doAt(endflow,99).
subsAt(a31,4).
leftrightnexts(18,25).
leftrightnexts(17,35).
leftrightnexts(9,16).
leftrightnexts(81,90).
leftrightnexts(68,75).
leftrightnexts(54,61).
leftrightnexts(46,53).
leftrightnexts(8,45).