14 lines
330 B
Text
14 lines
330 B
Text
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;;; Initial array
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lvars ar = {1 2 3 2 3 4};
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;;; Create a hash table
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lvars ht= newmapping([], 50, 0, true);
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;;; Put all array as keys into the hash table
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lvars i;
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for i from 1 to length(ar) do
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1 -> ht(ar(i))
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endfor;
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;;; Collect keys into a list
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lvars ls = [];
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appdata(ht, procedure(x); cons(front(x), ls) -> ls; endprocedure);
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