哈工大2005年春季学期数据结构与算法期末试题答案

2005 1 2 1 4 7 5 2 38 46 56 79 40 80 3 O log2n O nlog2n 4 5 0 1 1 3 3 2 1 4 5 3 6 8 6 55 7 5 1C 2B 3B 4B 5B 6C 7B 8C 9A 10B 2 3 5 7 8 a b ize 100 e ptr 1 define maxs typedef enum L R tagtyp typedef struct Bitree tagtype tag ec f d g h i a l m j 8 a a a a a a a a a a a a a a a a a a a b e e e e e e e e e e e e e e e e e e e e ec f f f f f f f f f f f f f f f f f f f f f f f f f f f g stacknode typedef struct node Elem maxsize er Bitree t e p SqStack s stacknode x hile p null p Empty s a tag R mpty s lem s top tag R Empty s 2 int shortestpath ALGraph G int i int j vj ij stack int top SqStack void PostOrd Bitre Makenull s p t do w x ptr x tag L push s x p p lchild while x p x ptr visite p dat if E s E p s Elem s top ptr rchild while PostOrder G vi 2 Empty s a a t ag R mp p p p pty ty ty ty ty ty ty ty ty ty ty t t ty s s s s s s s s s s s s s m s top d x p p p p p p p p p p p p p p p p p p p x x x x x x x x x p p p p p p p p p ptr tr tr tr tr tr tr tr v v v v v v v v vis is s s s s s s sit it it it it it it it ite e e e e e e e e e e e p p p p p p p p p p p p p d d d d d d d d d d d d d d d at at at a at at at at at a a a at a i i i i i if f f f f f f f f f f f f E int dist MaxVertexNum pre MaxVertexNum Queue Q EdgeNode p int k t 0 w m r k 0 kn k fo k whi vi vk p adjvex k re p adjvex m ex dist p adjvex return adjvex TRUE EnQuevk p vi rtestpath dist k 0 pre k makenull p if p adjvex j while pre j i w pre j dist p adjv dist w j w dist p adjvex visited p ue m m m m m m m m ex x x x x x x x x x x x x x x x x x x x x x x dididididididididid did didid d didididididid dididi ist s s s s s s s p adj r r r r r r r r r r r ret et et et et et et et et et et e et et e uru u u u u u u u u u u n a a a a a a a a a a ad d d d djd d d d d d d d d vex T EnEnQuQuQuQuQuQuQuQu uQu uQu uQ e e e e e e e e e e e e e e e e p p p p p p p vi v v v vi ex djvex p p p p p p p p p p p p adjvex j j j j j j j j j j j whihi ihihihihihihihihihihih hihihihihihih hih hihihihihi i i i ihi i ih hi i ihi i i i i i ihihi i i i ih le le le l le le le l le le l le le le le le le le l le le l l le l l le l l le le le le e le le l l l l le p p p p p p p p p p p p p p p p p p p p p p p p p p p p p p p prererererererererererer re e ere e ererer re er re j j j j j j j j j j i w w w w w w w w w w w w w w w w w w w w w w w w w w w prprprprprp prprprprprprp prprprprprprprprprprprprprprprp prprp p p p p p p prp p p p p e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j dididid dididididididid didid didididididididididididididi ist st st st t st st st st st st st st st st st st st t st t st t t st st st t st st s s p p p p p p p p p p p p p p p p p p p p p p p p p p p p p adjv dist w w w w w w w w w w w w w w w w w w w w w w w w w w w w w w w w w w j w w w w w w w w w w w w w w w w w w w w w w w w w w w w w w w w d d d d d d dis i is is is is i is is is is is i ist t t p a a a a a a a a a a a a a a a a a a a a a a a a a adjdjdjdjdjdjdjdjdjdjdjdjdjdjdjdjdjdjdjdjdjdjd djdjdjdj jd vex vi vi vi vi vi vi vi vi v vi i i vi isi i si s s s s s s s s te t d p p p p p p p p p p p p p p ueueueueueueueueueu ueueu Q Q Q Q Q Q Q p p p p p p p p p p p p p p p p p p p p p p p p p p p a a a a a a a a a adjve endndif if f if f if f if p nenenenenenenenenenenenen xt xt xt xt xt xt xt xt xt xt t t x x x xt t xt xt xt xt xt xt xt t xt xt