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[主观题]
向一个栈顶指针为h的链栈中插入一个s所指结点时,可执行s->next=h; 和 操作。(结点的指针域为next)
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A.x=HS->data;HS=HS->next
B.x=HS->data
C.x=HS;HS=HS->next
D.HS=HS->next;x=HS->data
A.top--; a[top]=x;
B.a[top]=x; top--;
C.top; a[top]=x;
D.a[top]=x; top;
A.s->next=q;p->next=s->next
B.s->next=p;q->next=s->next
C.q->next=s->next;s->next=p
D.p->next=s->next;s->next=q
A.front=front->next
B.s->next=rear;rear=s
C.rear->next=s;rear=s;
D.s->next=front;front=s;
A.x=top->data; top=top->next;
B.top=top->next; x=top->data;
C.x=top; top=top->next;
D.x=top->data;
A.错误
B.正确