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(14,19). next(19,20). next(20,21). next(21,22). next(22,23). next(23,24). next(24,25). next(25,26). next(11,27). next(27,28). next(28,29). next(29,30). next(30,31). next(31,32). next(32,33). next(33,34). next(30,35). next(35,36). next(36,37). next(37,38). next(38,39). next(39,40). next(40,41). next(41,42). next(27,43). 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(48,53). next(53,54). next(54,55). next(55,56). next(56,57). next(57,58). next(58,59). next(59,60). next(44,61). next(61,62). next(62,63). next(63,64). next(64,65). next(65,66). next(66,67). next(67,68). next(64,69). next(69,70). next(70,71). next(71,72). next(72,73). next(73,74). next(74,75). next(75,76). next(10,77). 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(81,86). next(86,87). next(87,88). next(88,89). next(89,90). next(90,91). next(91,92). next(92,93). doAt(startflow,6). doAt(a4,7). doAt(a12,9). doAt(a1,10). doAt(a6,11). doAt(a22,12). doAt(a5,13). doAt(a17,14). doAt(a20,15). doAt(a9,16). doAt(endflow,17). doAt(a18,19). doAt(a11,20). doAt(a3,21). doAt(a15,22). doAt(a2,23). doAt(a9,24). doAt(endflow,25). doAt(a14,27). doAt(a25,28). doAt(a5,29). doAt(a17,30). doAt(a20,31). doAt(a9,32). doAt(endflow,33). doAt(a18,35). doAt(a11,36). doAt(a3,37). doAt(a15,38). doAt(a2,39). doAt(a9,40). doAt(endflow,41). doAt(a13,43). doAt(a21,44). doAt(a23,45). doAt(a8,46). doAt(a5,47). doAt(a17,48). doAt(a20,49). doAt(a9,50). doAt(endflow,51). doAt(a18,53). doAt(a11,54). doAt(a3,55). doAt(a15,56). doAt(a2,57). doAt(a9,58). doAt(endflow,59). doAt(a7,61). doAt(a8,62). doAt(a5,63). doAt(a17,64). doAt(a20,65). doAt(a9,66). doAt(endflow,67). doAt(a18,69). doAt(a11,70). doAt(a3,71). doAt(a15,72). doAt(a2,73). doAt(a9,74). doAt(endflow,75). doAt(a10,77). doAt(a24,78). doAt(a19,79). doAt(a5,80). doAt(a17,81). doAt(a20,82). doAt(a9,83). doAt(endflow,84). doAt(a18,86). doAt(a11,87). doAt(a3,88). doAt(a15,89). doAt(a2,90). doAt(a9,91). doAt(endflow,92). compAt(a12,x8,8). leftrightnexts(15,19). leftrightnexts(31,35). leftrightnexts(49,53). leftrightnexts(65,69). leftrightnexts(45,61). leftrightnexts(28,43). leftrightnexts(12,27). leftrightnexts(82,86). leftrightnexts(11,77).