Numbers with prime digits whose sum is 13: Difference between revisions
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{{libheader|Wren-sort}} |
{{libheader|Wren-sort}} |
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As the only digits which are prime are [2, 3, 5, 7], it is clear that a number must have between 3 and 6 digits for them to sum to 13. |
As the only digits which are prime are [2, 3, 5, 7], it is clear that a number must have between 3 and 6 digits for them to sum to 13. |
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<syntaxhighlight lang=" |
<syntaxhighlight lang="wren">import "./math" for Nums |
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import "/seq" for Lst |
import "./seq" for Lst |
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import "/sort" for Sort |
import "./sort" for Sort |
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var combrep // recursive |
var combrep // recursive |
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