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(21,22).
next(12,23).
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(5,33).
next(33,34).
next(34,35).
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(44,45).
next(45,46).
next(46,47).
next(47,48).
next(38,49).
next(49,50).
next(50,51).
next(51,52).
next(52,53).
next(53,54).
next(54,55).
next(55,56).
next(56,57).
next(57,58).
next(33,59).
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(69,70).
next(70,71).
next(71,72).
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(82,83).
next(83,84).
next(84,85).
next(60,86).
next(86,87).
next(87,88).
next(88,89).
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(98,99).
next(99,100).
next(100,101).
next(91,102).
next(102,103).
next(103,104).
next(104,105).
next(105,106).
next(106,107).
next(107,108).
next(108,109).
next(109,110).
next(110,111).
next(86,112).
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(121,122).
next(122,123).
next(123,124).
next(124,125).
next(125,126).
next(126,127).
next(117,128).
next(128,129).
next(129,130).
next(130,131).
next(131,132).
next(132,133).
next(133,134).
next(134,135).
next(135,136).
next(136,137).
doAt(startflow,4).
doAt(a6,5).
doAt(a7,8).
doAt(a16,9).
doAt(a10,10).
doAt(a13,11).
doAt(a15,12).
doAt(a12,13).
doAt(a8,14).
doAt(a22,15).
doAt(a9,16).
doAt(a25,17).
doAt(a20,18).
doAt(a4,19).
doAt(a11,20).
doAt(endflow,21).
doAt(a21,23).
doAt(a8,24).
doAt(a22,25).
doAt(a9,26).
doAt(a25,27).
doAt(a20,28).
doAt(a4,29).
doAt(a11,30).
doAt(endflow,31).
doAt(a24,33).
doAt(a19,34).
doAt(a10,36).
doAt(a13,37).
doAt(a15,38).
doAt(a12,39).
doAt(a8,40).
doAt(a22,41).
doAt(a9,42).
doAt(a25,43).
doAt(a20,44).
doAt(a4,45).
doAt(a11,46).
doAt(endflow,47).
doAt(a21,49).
doAt(a8,50).
doAt(a22,51).
doAt(a9,52).
doAt(a25,53).
doAt(a20,54).
doAt(a4,55).
doAt(a11,56).
doAt(endflow,57).
doAt(a5,59).
doAt(a3,60).
doAt(a17,61).
doAt(a10,63).
doAt(a13,64).
doAt(a15,65).
doAt(a12,66).
doAt(a8,67).
doAt(a22,68).
doAt(a9,69).
doAt(a25,70).
doAt(a20,71).
doAt(a4,72).
doAt(a11,73).
doAt(endflow,74).
doAt(a21,76).
doAt(a8,77).
doAt(a22,78).
doAt(a9,79).
doAt(a25,80).
doAt(a20,81).
doAt(a4,82).
doAt(a11,83).
doAt(endflow,84).
doAt(a18,86).
doAt(a23,87).
doAt(a10,89).
doAt(a13,90).
doAt(a15,91).
doAt(a12,92).
doAt(a8,93).
doAt(a22,94).
doAt(a9,95).
doAt(a25,96).
doAt(a20,97).
doAt(a4,98).
doAt(a11,99).
doAt(endflow,100).
doAt(a21,102).
doAt(a8,103).
doAt(a22,104).
doAt(a9,105).
doAt(a25,106).
doAt(a20,107).
doAt(a4,108).
doAt(a11,109).
doAt(endflow,110).
doAt(a2,112).
doAt(a1,114).
doAt(a10,115).
doAt(a13,116).
doAt(a15,117).
doAt(a12,118).
doAt(a8,119).
doAt(a22,120).
doAt(a9,121).
doAt(a25,122).
doAt(a20,123).
doAt(a4,124).
doAt(a11,125).
doAt(endflow,126).
doAt(a21,128).
doAt(a8,129).
doAt(a22,130).
doAt(a9,131).
doAt(a25,132).
doAt(a20,133).
doAt(a4,134).
doAt(a11,135).
doAt(endflow,136).
compAt(a7,x4,7).
compAt(a7,x4,35).
compAt(a7,x4,62).
compAt(a7,x4,88).
compAt(a7,x4,113).
subsAt(a7,6).
leftrightnexts(13,23).
leftrightnexts(39,49).
leftrightnexts(66,76).
leftrightnexts(92,102).
leftrightnexts(118,128).
leftrightnexts(87,112).
leftrightnexts(61,86).
leftrightnexts(34,59).
leftrightnexts(6,33).