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(22,23). next(18,24). next(24,25). next(25,26). next(26,27). next(27,28). next(15,29). 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(39,40). next(40,41). next(41,42). next(42,43). next(38,44). next(44,45). next(45,46). next(46,47). next(47,48). next(35,49). 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(52,58). next(58,59). next(59,60). next(60,61). next(61,62). next(29,63). 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(75,76). next(71,77). next(77,78). next(78,79). next(79,80). next(80,81). next(68,82). next(82,83). next(83,84). next(84,85). next(85,86). next(86,87). next(87,88). next(88,89). next(89,90). next(85,91). next(91,92). next(92,93). next(93,94). next(94,95). doAt(startflow,6). doAt(a7,9). doAt(a21,12). doAt(a17,13). doAt(a22,14). doAt(a2,15). doAt(a3,16). doAt(a16,17). doAt(a25,18). doAt(a9,19). doAt(a20,20). doAt(a15,21). doAt(endflow,22). doAt(a11,24). doAt(a20,25). doAt(a15,26). doAt(endflow,27). doAt(a19,29). doAt(a6,30). doAt(a4,31). doAt(a24,32). doAt(a10,33). doAt(a5,34). doAt(a14,35). doAt(a8,36). doAt(a12,37). doAt(a25,38). doAt(a9,39). doAt(a20,40). doAt(a15,41). doAt(endflow,42). doAt(a11,44). doAt(a20,45). doAt(a15,46). doAt(endflow,47). doAt(a23,49). doAt(a13,50). doAt(a12,51). doAt(a25,52). doAt(a9,53). doAt(a20,54). doAt(a15,55). doAt(endflow,56). doAt(a11,58). doAt(a20,59). doAt(a15,60). doAt(endflow,61). doAt(a18,63). doAt(a4,64). doAt(a24,65). doAt(a10,66). doAt(a5,67). doAt(a14,68). doAt(a8,69). doAt(a12,70). doAt(a25,71). doAt(a9,72). doAt(a20,73). doAt(a15,74). doAt(endflow,75). doAt(a11,77). doAt(a20,78). doAt(a15,79). doAt(endflow,80). doAt(a23,82). doAt(a13,83). doAt(a12,84). doAt(a25,85). doAt(a9,86). doAt(a20,87). doAt(a15,88). doAt(endflow,89). doAt(a11,91). doAt(a20,92). doAt(a15,93). doAt(endflow,94). compAt(a22,x7,8). compAt(a21,x2,10). compAt(a17,x4,11). subsAt(a7,7). leftrightnexts(19,24). leftrightnexts(39,44). leftrightnexts(53,58). leftrightnexts(36,49). leftrightnexts(72,77). leftrightnexts(86,91). leftrightnexts(69,82). leftrightnexts(30,63). leftrightnexts(16,29).