H,W=map(int,input().split())
A=[input() for i in range(H)]
dp=[0]*W
for i in range(H-2,-1,-1):
  dp2=[10**10]*W
  for j in range(W):
    if A[i][j]=='#':
      continue
    for k in range(j,W):
      if A[i][k]=='#':
        break
      score=max(k-j,dp[k])
      dp2[j]=min(dp2[j],score)
    for k in range(j-1,-1,-1):
      if A[i][k]=='#':
        break
      score=max(j-k,dp[k])
      dp2[j]=min(dp2[j],score)
  dp=dp2
for i in range(W):
  print(dp[i])