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