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57 lines
1.0 KiB
57 lines
1.0 KiB
1 week ago
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robots = DATA.read.scan(/-?\d+/).map(&:to_i).each_slice(4).to_a
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MAX_X = 101
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MAX_Y = 103
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# MAX_X = 11
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# MAX_Y = 7
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QUADRANTS = [
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[(0...MAX_X/2), (0...MAX_Y/2)],
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[(MAX_X/2+1..), (0...MAX_Y/2)],
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[(0...MAX_X/2), (MAX_Y/2+1..)],
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[(MAX_X/2+1..), (MAX_Y/2+1..)],
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]
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robots_s = -> {
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(0..MAX_Y).map {|y|
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(0..MAX_X).map {|x|
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robots.any? {|r_x,r_y,_,_| r_x == x && r_y == y } ? ?# : ?.
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}.join
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}.join("\n")
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}
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(0..).each do |i|
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robots.each do |robot|
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p_x, p_y, v_x, v_y = robot
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robot[0] = (p_x + v_x) % MAX_X
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robot[1] = (p_y + v_y) % MAX_Y
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end
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if (i - 46) % 103 == 0
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puts i
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puts robots_s[]
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end
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end
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pp [
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[(0...MAX_X/2), (0...MAX_Y/2)],
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[(MAX_X/2+1..), (0...MAX_Y/2)],
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[(0...MAX_X/2), (MAX_Y/2+1..)],
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[(MAX_X/2+1..), (MAX_Y/2+1..)],
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].map {|xx,yy| robots.count {|x,y,_,_| xx.cover?(x) && yy.cover?(y) }}
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.inject(&:*)
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__END__
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p=0,4 v=3,-3
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p=6,3 v=-1,-3
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p=10,3 v=-1,2
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p=2,0 v=2,-1
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p=0,0 v=1,3
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p=3,0 v=-2,-2
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p=7,6 v=-1,-3
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p=3,0 v=-1,-2
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p=9,3 v=2,3
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p=7,3 v=-1,2
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p=2,4 v=2,-3
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p=9,5 v=-3,-3
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