Answer Posted / purnendu shaw

/*Q.No 10....Reverse a linked list*/
void reverse(node** head)
{
node *p,*q,*r;
if(*head==NULL){printf("Empty link list:");return;}
p=*head;
q=p->next;
r=q->next;
while(r!=NULL)
{ q->next=p;p=q;q=r;r=r->next;}
q->next=p;
*head=q;
}

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