r = readline()
 f = true
 while f == true
    if length(r) <=1
        f = false
    end


    for i = 1:length(r)
        if r[i] >= 'A' && r[i] <= 'C'
           print(2)
        elseif r[i] >= 'D' && r[i] <= 'F'
            print(3)
        elseif r[i] >= 'G' && r[i] <= 'I'
            print(4)
         elseif r[i] >= 'J' && r[i] <= 'L'
            print(5)
        elseif r[i] >= 'M' && r[i] <= 'O'
            print(6)
        elseif r[i] >= 'P' && r[i] <= 'S'
            print(7)
        elseif r[i] >= 'T' && r[i] <= 'V'
            print(8)
        elseif r[i] >= 'W' && r[i] <= 'Z'
            print(9)
        elseif r[i] >= '0' && r[i] <= '9'
            print(r[i])
        end
    end
    println()
    r = readline()
end