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remove nil

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Vitor Oliveira 2021-03-01 16:44:18 -08:00 committed by GitHub
parent 1d84acbabf
commit 32706822fa
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data_structures/linked_lists/doubly_linked_list.rb
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@ -146,7 +146,6 @@ class DoublyLinkedList
print "#{head.val} --> " print "#{head.val} --> "
if head.next.nil? if head.next.nil?
puts("nil\n") puts("nil\n")
nil
else else
print_values(head.next) print_values(head.next)
end end