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Ruby Hash - Addition, Deletion, Selection
Ruby Hash - Addition, Deletion, Selection
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Try this-
hackerrank.store(543121, 100)
hackerrank.keep_if { |key, value| key.is_a?(Integer) }
hackerrank.delete_if { |key, value| key.even? }
This challenge really needs to be reviewed. The description is poor and confusing and contradicts the actual code provided.
Also, holy spam alert. Is anyone actually reviewing/seeing what's happening in the comments section? What a trash fire.
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