14 lines
451 B
Factor
14 lines
451 B
Factor
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! Copyright (C) 2020 Bubbler.
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! See http://factorcode.org/license.txt for BSD license.
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USING: assocs io io.encodings.utf8 io.files kernel
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math.combinatorics rosalind.common sequences ;
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IN: rosalind.grph
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: grph ( assoc -- edges )
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2 <k-permutations> [ values first2 [ 3 tail* ] [ 3 head ] bi* = ] filter
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[ keys ] map ;
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: grph-main ( -- ) "datasets/rosalind/grph.txt" utf8 file-contents
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fasta>assoc grph [ " " join print ] each ;
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MAIN: grph-main
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