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Line 1,641: =={{header\|J}}== '''Solution''' <syntaxhighlight lang="j">benford=: 10&^.@(1 + %) NB. expected frequency of ~~1-9 as~~ first digit y Digits=: '123456789' firstSigDigits=: {.@(-. -.&Digits)@":"0 NB. extract first significant digit from numbers

Benford's law (view source)