Submission #551493

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Source Code Expand

n=gets.to_i
m=10**n
p m-1
a=Array.new(10){|i|i.to_s}
m.times{|i|
	b=c=i.to_s.rjust(n,"0").split("").map(&:to_i)
	if n>1
		c[1]=9-c[1] if b[0]%2>0
		if n>2
			c[2]=9-c[2] if (b[0]+b[1])%2>0
			if n>3
				c[3]=9-c[3] if (b[0]+b[1]+b[2])%2>0
				if n>4
					c[4]=9-c[4] if (b[0]+b[1]+b[2]+b[3])%2>0
				end
			end
		end
	end
	b.each{|x|print x}
	puts ""
}

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