Casting out nines: Difference between revisions

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print "trying ", c2, " numbers instead of ", c1, " numbers saves ", 100 - (100 * c2 / c1), "%"</syntaxhighlight>
{{out| Output}}<pre>1 9 10 18 19 27 28 36 37 45 46 54 55 63 64 72 73 81 82 90 91 99
 
trying 22 numbers instead of 99 numbers saves 77.7778%
end</syntaxhighlight>
</pre>
 
=={{header|D}}==
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