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deleted 9 characters in body

edited Nov 11 '18 at 10:30

nwellnhof

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Perl 6, 84 bytes

{(($!={$/=[1..11];:10[map {|splice $/,$_,1},[R,] .polymod(1..10)]})($_+1)-$!($_))/9}

Calculates the elements directly.

answered Nov 11 '18 at 10:21

nwellnhof

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