plt pr=0;

plt pn=0;

plt pc=phead;

while(pc!=0)

{

pn=pc->Next;

pc->Next=pr;

pr=pc;

pc=pn;

}

return pr;

}

void _print(plt phead)

{

plt p=phead;

while(p!=0)

{

printf("%d \n",p->data); p=p->Next;

}

printf("phead %d \n",phead->data); }