N = gets.to_i
d = gets.to_i
S = gets.chomp

def parse(line)
  n = line.size
  i = 0
  a = 0
  d = 0
  res = Hash.new(0)

  while i < n
    ch = line[i]

    case ch
    when 'd'
      l = 1
      r = 0
      j = i + 1

      while l != r
        j += 1

        case line[j]
        when '{'
          l += 1
        when '}'
          r += 1
        end
      end

      ret = parse(line[i + 2..j - 1])
      ret.each do |deg, e|
        next if deg == 0
        res[deg - 1] += e * deg
      end

      i = j + 1
    when 'x'
      d += 1
      a = 1 if a == 0

      i += 1
    when '*'
      i += 1
    when '+'
      res[d] += a

      d = 0
      a = 0
      i += 1
    when '{'
      i += 1
    else
      a += ch.to_i
      i += 1
    end
  end

  if a != 0 || d != 0
    res[d] += a
  end

  res
end

res = parse(S)

puts [*0..d].map { |i| res[i] }.join(' ')