10 lines
188 B
Ruby
10 lines
188 B
Ruby
doors = Array.new(101,0)
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print "Open doors "
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(1..100).step(){ |i|
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(i..100).step(i) { |d|
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doors[d] = doors[d]^= 1
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if i == d and doors[d] == 1 then
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print "#{i} "
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end
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}
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}
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