Ethiopian multiplication: Difference between revisions
→{{header|J}}
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Note: this could be implemented more concisely as <tt>#.@(*#:)</tt>, which abides by the letter of the task, but [http://www.jsoftware.com/pipermail/programming/2009-July/015507.html evades its spirit].
Here is the acceptable alternative from the "evades its spirit" message:
<lang j> p.&2@(* |.@#:)</lang>
=={{header|Java}}==
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