Numbers which are not the sum of distinct squares: Difference between revisions
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=={{header|ALGOL 68}}== |
=={{header|ALGOL 68}}== |
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Recursive brute force, using the proof that if 129-324 can be expressed as the sum of distinct squares, then all integers greater than 128 can be so expressed - see the link in the Wren sample. |
Recursive brute force (tempting though it is to use 9 nested loops... :) ), using the proof that if 129-324 can be expressed as the sum of distinct squares, then all integers greater than 128 can be so expressed - see the link in the Wren sample. |
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<syntaxhighlight lang="algol68"> |
<syntaxhighlight lang="algol68"> |
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BEGIN # find the integers that can't be expressed as the sum of distinct squares # |
BEGIN # find the integers that can't be expressed as the sum of distinct squares # |
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