MOD = 998244353.to_i64

h, w = gets.not_nil!.split.map(&.to_i64)
s = Array.new(h) { gets.not_nil!.chomp }

h.times do |i|
  cnt = 0
  while cnt < w
    next if cnt == w
    if s[i][cnt] == 'y'
      print "yiwiY9"
      cnt += 6
    elsif s[i][cnt] == '9'
      print "9Yiwiy"
      cnt += 6
    else
      print s[i][cnt]
      cnt += 1
    end
  end
  puts
end