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added 72 characters in body

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edited Dec 27, 2017 at 12:27

APL (Dyalog), 2725 bytes

(2∘|(3 3⍴⊢,1↓⊖,∘⌽)>∘3¨>∘3 5 1 7,2∘|)¨7¨

-2 thanks to ngn.

The output format is a little bit weird: this function returns an array containing two shape-3,3 arrays each containing 0s and 1s.

((3 3⍴⊢,1↓⊖)>∘3 5 1 7,2∘|)¨

The output format is a little bit weird: this function returns an array containing two shape-3,3 arrays each containing 0s and 1s.

2∘|(3 3⍴⊢,,∘⌽)¨>∘3 5 1 7¨

-2 thanks to ngn.

The output format is a little bit weird: this function returns an array containing two shape-3,3 arrays each containing 0s and 1s.

Source Link

created Dec 23, 2017 at 12:49

((3 3⍴⊢,1↓⊖)>∘3 5 1 7,2∘|)¨

The output format is a little bit weird: this function returns an array containing two shape-3,3 arrays each containing 0s and 1s.