Self-describing numbers: Difference between revisions

m
m (→‎{{header|Sidef}}: improved the example and added a closed-form solution)
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}
 
say "\nSelf-descriptive numbernumbers less than 1e5 (in base 10):"
0.to(1e5).each { |i| say i if sdn(i.to_s) }</lang>
{{out}}
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