摘要:链表结点的结构类型定义如下:typedefstructNode{ElemTypeelem;structNode*next;}NodeType;【C函数】voidDifference(NodeType**LA,NodeType*LB){NodeType*pa,*pb,*pre,*q;pre=NULL;(1);while(pa){pb=LB;while((2))pb=pb->next;if((3)){if(!pre)*LA=(4);else(5)=pa
链表结点的结构类型定义如下:
typedef struct Node{
ElemType elem;
struct Node *next;
}NodeType;
【C 函数】
void Difference(NodeType **LA, NodeType *LB)
{
NodeType *pa, *pb, *pre, *q;
pre = NULL;
(1) ;
while (pa) {
pb = LB;
while ( (2) )
pb = pb->next;
if ( (3) ) {
if (!pre)
*LA = (4) ;
else
(5) = pa->next;
q = pa;
pa = pa->next;
free(q);
}
else {
(6) ;
pa = pa->next;
}
}
} [答案讨论]
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