21 lines
593 B
Plaintext
21 lines
593 B
Plaintext
def checkdigit:
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[[0, 3, 1, 7, 5, 9, 8, 6, 4, 2],
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[7, 0, 9, 2, 1, 5, 4, 8, 6, 3],
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[4, 2, 0, 6, 8, 7, 1, 3, 5, 9],
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[1, 7, 5, 0, 9, 8, 3, 4, 2, 6],
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[6, 1, 2, 3, 0, 4, 5, 9, 7, 8],
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[3, 6, 7, 4, 2, 0, 9, 5, 8, 1],
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[5, 8, 6, 9, 7, 2, 0, 1, 3, 4],
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[8, 9, 4, 5, 3, 6, 2, 0, 1, 7],
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[9, 4, 3, 8, 6, 1, 7, 2, 0, 5],
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[2, 5, 8, 1, 4, 3, 6, 7, 9, 0]]
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as $m
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| tostring | explode
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# "0" is 48
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| 0 == reduce (.[] - 48) as $d (0; $m[.][$d] );
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# The task:
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5724, 5727, 112946, 112949
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| checkdigit as $d
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| [., $d]
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