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factor-puzzles/rosalind/prob/prob.factor

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2020-11-29 08:22:10 +01:00
! Copyright (C) 2020 Bubbler.
! See http://factorcode.org/license.txt for BSD license.
USING: arrays assocs fry io io.encodings.utf8 io.files kernel
math math.functions math.parser sequences splitting ;
IN: rosalind.prob
: prob ( str gc-probs -- logprobs )
swap '[ 2 / 0.5 over - 2array dup append
"GACT" swap zip _ >array swap substitute
[ log10 ] map sum ] map ;
: prob-main ( -- ) "datasets/rosalind/prob.txt" utf8 file-contents
"\n" split first2 " " split [ dec> ] map prob [ number>string ] map " " join print ;
MAIN: prob-main