def r(string):
    while string.startswith('ｗ'):
        string = string[1:]
    return string
S = r(input()) + ' '
B = ''
L = [' ']
C = M = 0
for i in S:
  if i=='ｗ':
    C += 1
  else:
    if C > M and B:M, L = C, []
    if C:
      if C == M:
        L += [B]
      B, C = '', 0
  B += i
for i in L:
  print(i.replace("ｗ", ""))