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73 lines
1.4 KiB
73 lines
1.4 KiB
require "minitest"
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require "minitest/pride"
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class Slice
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def self.parse(s)
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squares = {}
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s.scan(/^(x|y)=(\d+), (?:x|y)=(\d+)..(\d+)$/m).each do |xy, i, min, max|
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i, min, max = [i, min, max].map(&:to_i)
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(min..max).map {|j| xy == ?x ? [i, j] : [j, i] }.each do |pos|
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squares[pos] = ?#
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end
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end
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new(squares)
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end
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def initialize(squares)
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@squares = squares
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@squares[[500, 0]] = ?+
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end
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def simulate
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end
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def to_s
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min_x, max_x = @squares.keys.map(&:first).minmax
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min_y, max_y = @squares.keys.map(&:last).minmax
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min_y = [0, min_y].min
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(min_y..max_y).map {|y| (min_x-1..max_x+1).map {|x| @squares.fetch([x, y]) { ?. } }.join }.join(?\n)
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end
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end
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class TestSlice < Minitest::Test
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def test_parse_to_s
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slice = Slice.parse(<<~SLICE)
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x=495, y=2..7
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y=7, x=495..501
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x=501, y=3..7
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x=498, y=2..4
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x=506, y=1..2
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x=498, y=10..13
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x=504, y=10..13
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y=13, x=498..504
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SLICE
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assert_equal <<~SLICE.chomp, slice.to_s
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......+.......
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............#.
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.#..#.......#.
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.#..#..#......
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.#..#..#......
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.#.....#......
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.#.....#......
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.#######......
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..............
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..............
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....#.....#...
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....#.....#...
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....#.....#...
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....#######...
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SLICE
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end
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end
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def solve(input)
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end
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if __FILE__ == $0
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require "minitest/autorun" and exit if ENV["TEST"]
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puts solve(ARGF.read)
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end
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