Damm algorithm: Difference between revisions
add PicoLisp
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(add PicoLisp) |
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Line 1,012:
112946 is valid
112949 is invalid
</pre>
=={{header|PicoLisp}}==
<lang PicoLisp>(setq *D
(quote
(0 3 1 7 5 9 8 6 4 2)
(7 0 9 2 1 5 4 8 6 3)
(4 2 0 6 8 7 1 3 5 9)
(1 7 5 0 9 8 3 4 2 6)
(6 1 2 3 0 4 5 9 7 8)
(3 6 7 4 2 0 9 5 8 1)
(5 8 6 9 7 2 0 1 3 4)
(8 9 4 5 3 6 2 0 1 7)
(9 4 3 8 6 1 7 2 0 5)
(2 5 8 1 4 3 6 7 9 0) ) )
(de damm? (N)
(let R 1
(for N (mapcar format (chop N))
(setq R (inc (get *D R (inc N)))) )
(= 1 R) ) )
(println (damm? 5724))
(println (damm? 5727))
(println (damm? 112946))
(println (damm? 112940))</lang>
{{out}}
<pre>
T
NIL
T
NIL
</pre>
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