Just another update
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4
Task/Topic-variable/Ruby/topic-variable-2.rb
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Task/Topic-variable/Ruby/topic-variable-2.rb
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@ -0,0 +1,4 @@
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DATA.gets
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p [$_.to_i ** 2, Math.sqrt($_.to_i)] #=> [9, 1.7320508075688772]
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__END__
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3
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