Submission #4169

---

Source Code Expand

class Array
  def getbord
    self.map{|x|Array.new(self.size).fill(".").fill(x,1){"Q"}.join} * "\n"
  end
  def is_ok?
    self.each.with_index.to_a.combination(2).to_a.none?{|p,q|(p[0]-q[0]).abs==(p[1]-q[1]).abs}
  end
end

begin
  x = []
  break unless 8.times do
    s = gets.chomp
    break false if s.count("Q") > 1
    x << s.index("Q")
  end

  (0...8).to_a.permutation.to_a.select{|a|a.is_ok?}.each do|a|
    if a.zip(x).all?{|i,j| i == j || j.nil?}
      puts a.getbord
      exit
    end
  end

end while false
puts "No Answer"

Submission Info

Compile Error

./Main.cpp:12: error: invalid suffix "times" on floating constant
./Main.cpp:18: error: too many decimal points in number
./Main.cpp:2: error: expected initializer before ‘getbord’