29 lines
996 B
Factor
29 lines
996 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: help.markup help.syntax kernel sequences ;
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IN: aoc2020.day1
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HELP: day1-silver
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{ $values
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{ "seq" "A sequence of integers" }
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{ "prod" "The answer" }
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}
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{ $description "Solves Day 1, Part 1 of AoC2020: given a sequence of integers, find the two numbers that sum to 2020, and output their product." } ;
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HELP: day1-main
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{ $description "Solves both parts of Day 1 of AoC2020, using a real dataset." } ;
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HELP: day1-gold
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{ $values
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{ "seq" "A sequence of integers" }
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{ "prod" "The answer" }
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}
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{ $description "Solves Day 1, Part 2 of AoC2020: given a sequence of integers, find the three numbers that sum to 2020, and output their product." { $nl "" }
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"Uses naive method of generating a sequence of all 3-combinations and filtering on it, since it is sufficiently fast on a 200-item sequence." } ;
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ARTICLE: "aoc2020.day1" "aoc2020.day1"
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{ $vocab-link "aoc2020.day1" }
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;
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ABOUT: "aoc2020.day1"
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