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Point = Struct.new(:color, :x, :y) | |
def hoge(arg) | |
rows = arg.split("/").map { |s| sprintf("%08b", s.to_i(16)).chars } | |
yoko = rows.flat_map.with_index { |row, _y| | |
row.map.with_index.chunk(&:first).map { |color, ary| | |
ary.map { |_, _x| Point.new(color, _x, _y) } | |
}.select { |a| a.size > 1 } | |
} | |
tate = rows.transpose.flat_map.with_index { |row, _x| | |
row.map.with_index.chunk(&:first).map { |color, ary| | |
ary.map { |_, _y| Point.new(color, _x, _y) } | |
}.select { |a| a.size > 1 } | |
} | |
[ | |
*yoko.select { |yoko_group| tate.all? { |tate_group| (yoko_group & tate_group).empty? } }, | |
*tate.select { |tate_group| yoko.all? { |yoko_group| (tate_group & yoko_group).empty? } } | |
]. | |
select { |a| a.size == 2 }. | |
group_by { |a| a.map(&:color).uniq.first }. | |
tap { |h| break h.values_at("0", "1").map(&:to_a).map(&:size).join(",") } | |
end | |
require 'test-unit' | |
class HogeTest < Test::Unit::TestCase | |
TEST_CASES = DATA.each_line.map { |line| | |
%r[^/\*(?<id>\d+)\*/.*test\((?<act_exp>.*)\)] =~ line | |
act, exp = act_exp.scan(%r["(.+?)"]).flatten | |
[id, [act, exp]] | |
}.to_h | |
data(TEST_CASES) | |
test "hoge" do |(actual, expected)| | |
assert_equal(hoge(actual), expected) | |
end | |
end | |
__END__ | |
/*0*/ test( "dc/bc/a7/59/03/d5/d4/ea", "2,3" ); | |
/*1*/ test( "ff/ff/ff/ff/ff/ff/ff/ff", "0,0" ); | |
/*2*/ test( "00/00/00/00/00/00/00/00", "0,0" ); | |
/*3*/ test( "cc/33/cc/33/cc/33/cc/33", "16,16" ); | |
/*4*/ test( "aa/aa/55/55/aa/aa/55/55", "16,16" ); | |
/*5*/ test( "ac/a3/5c/53/ca/3a/c5/35", "8,8" ); | |
/*6*/ test( "db/00/db/00/db/00/aa/aa", "0,13" ); | |
/*7*/ test( "24/24/db/24/24/db/24/24", "0,12" ); | |
/*8*/ test( "d7/d7/e9/f1/f7/de/60/56", "3,2" ); | |
/*9*/ test( "17/7d/64/9b/a5/39/53/a6", "2,2" ); | |
/*10*/ test( "bb/8f/18/fb/89/c2/c7/35", "1,2" ); | |
/*11*/ test( "6d/63/20/08/54/cd/32/4f", "2,2" ); | |
/*12*/ test( "a9/ca/cd/46/99/e6/f0/30", "2,2" ); | |
/*13*/ test( "5b/70/fd/45/e2/a1/ab/9a", "1,2" ); | |
/*14*/ test( "24/e4/a8/12/e1/a6/3f/f3", "2,1" ); | |
/*15*/ test( "79/32/2e/07/d5/10/e7/9d", "2,2" ); | |
/*16*/ test( "60/bc/ab/ec/1f/eb/63/2c", "4,2" ); | |
/*17*/ test( "a5/dd/92/4e/67/c6/dc/34", "6,1" ); | |
/*18*/ test( "aa/96/6d/67/d2/a8/ac/90", "3,2" ); | |
/*19*/ test( "95/72/7d/5c/47/dc/ef/99", "4,0" ); | |
/*20*/ test( "17/d6/6a/27/1f/25/26/b8", "2,1" ); | |
/*21*/ test( "f0/f3/76/c5/31/ca/6b/ae", "1,2" ); | |
/*22*/ test( "01/59/26/fa/8c/70/12/cd", "1,4" ); | |
/*23*/ test( "1a/c3/1f/0b/83/b6/81/0d", "0,5" ); | |
/*24*/ test( "4c/49/05/cf/54/bb/1f/da", "1,2" ); | |
/*25*/ test( "eb/7c/d5/09/2a/c2/14/6b", "0,7" ); | |
/*26*/ test( "b4/d3/4c/c4/ed/19/e8/63", "1,3" ); | |
/*27*/ test( "bd/bc/6d/60/9b/00/9a/32", "2,4" ); | |
/*28*/ test( "94/97/3f/e3/c7/06/15/c0", "2,2" ); | |
/*29*/ test( "5f/1d/67/16/b8/f7/0a/2a", "2,2" ); | |
/*30*/ test( "df/e6/f9/4f/59/e9/1f/ee", "3,0" ); | |
/*31*/ test( "5a/53/9a/9a/73/b4/37/07", "3,2" ); | |
/*32*/ test( "bd/87/7c/e7/c0/37/82/da", "2,3" ); | |
/*33*/ test( "3d/c0/13/ac/57/3d/15/78", "2,2" ); | |
/*34*/ test( "63/64/54/3a/40/28/4e/4e", "0,3" ); | |
/*35*/ test( "f6/81/c9/15/00/4c/a0/a8", "1,4" ); | |
/*36*/ test( "19/41/df/f8/e3/74/6b/9b", "4,2" ); | |
/*37*/ test( "d5/0b/dd/35/3b/d2/0b/6b", "1,5" ); | |
/*38*/ test( "08/b7/91/f3/6e/3c/74/a0", "0,0" ); | |
/*39*/ test( "b8/a8/b4/a6/93/2c/94/3f", "0,0" ); | |
/*40*/ test( "88/22/21/ee/dc/19/43/01", "0,0" ); | |
/*41*/ test( "e1/ee/35/bc/fc/00/8e/fe", "0,0" ); | |
/*42*/ test( "3c/42/63/5f/27/47/07/90", "0,0" ); |
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