Self-describing numbers: Difference between revisions
→{{header|Ruby}}: used Ruby 2.4 method digits
(Added Kotlin) |
(→{{header|Ruby}}: used Ruby 2.4 method digits) |
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Line 1,858:
=={{header|Ruby}}==
<lang ruby>def
digits = n.
digits.each_with_index.all?{|digit, idx| digits.count(idx) == digit}
end
3_300_000.times {|n| puts n if
outputs
<pre>1210
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