Submission #1140730

---

Source Code Expand

_ = gets
ar = Array.new(50){gets.chop.split("").map(&:to_i)}
cnt = 0
goal = 2500/8*8
puts "#{goal/8}"
1.upto 50 do |j|
	if j.even?
		1.upto 50 do |i|
			cnt += 1
			puts "#{i} #{j}"
			exit if cnt == goal
		end
	else
		50.downto 1 do |i|
			cnt += 1
			puts "#{i} #{j}"
			exit if cnt == goal
		end
	end
end

Submission Info

Compile Error

./Main.rb:2: warning: assigned but unused variable - ar

Judge Result