List Merge( List L1, List L2 )
{
List pa,pb,pc;
pa=L1->Next;
pb=L2->Next;
List L=(List)malloc(sizeof(List));
pc=L;
while(pa&&pb)
{
if(pa->Data>pb->Data)
{
pc->Next=pb;
pb=pb->Next;
}
else{
pc->Next=pa;
pa=pa->Next;
}
pc=pc->Next;
}
pc->Next=pa?pa:pb;
L1->Next=NULL;
L2->Next=NULL;
return L;
}