B > length , then we can 't remove node
if ( B > len ) { cout << " Length ▁ of ▁ the ▁ linked ▁ list ▁ is ▁ " << len ; cout << " ▁ we ▁ can ' t ▁ remove ▁ " << B << " th ▁ node ▁ from ▁ the " ; cout << " ▁ linked ▁ list STRNEWLINE " ; return head ; }