h, w = gets.split.map(&:to_i)
s = []
h.times do
    s << gets.chomp
end

ans = []
(0..h - 1).each do |i|
    tmp = ""
    j = 0
    while j < w
        if s[i][j] == "." then
            tmp << "."
            j += 1
        else
            if s[i][j] == "y" then
                tmp << "yiwiY9"
            else
                tmp << "9Yiwiy"
            end
            j += 6
        end
    end
    ans << tmp
end

(0..h - 1).each do |i|
    puts ans[i]
end