Greatest common divisor: Difference between revisions

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<lang J> 12 +. 30
<lang J> 12 +. 30
6</lang>
6</lang>

Note that <code>+.</code> is a single, two character token. GCD is a primitive in J (and anyone that has studied the right kind of mathematics should instantly recognize why the same operation is used for both GCD and OR).


=={{header|Java}}==
=={{header|Java}}==