def nu(x,y,k):
  global A
  for i in range(x,x+2**k):
    A[i][y] = 0
    A[i][y+2*(i-x)] = 0
    A[i][y+2*(i-x)+1] = 0
    A[i][y+2*(i-x)+2] = 0
  if k > 0:
    nu(x+2**k,y,k-1)
    nu(x+2**k,y+2**(k+1),k-1)

N = 2**10
A = [[1 for j in range(N)] for i in range(N)]
for i in range(512):
  A[i][0] = 0
for i in range(600):
  A[2][i] = 0
nu(510,0,8)
A[1020] = [0 if j % 4 == 0 else 1 for j in range(N)]
A[1021] = [1 if j % 4 == 3 else 0 for j in range(N)]
A[1022] = [1 if j % 2 == 1 else 0 for j in range(N)]
A[1023] = [0 for j in range(N)]
for i in range(2,1024):
  for j in range(i+1,1024):
    if A[j][i-2] == 0:
      A[i][j] = 0
S = input()   
S = "x" + S
for i in range(len(S)):
  if S[i] == "x":
    if i % 2 == 0:
      A[i][1022] = 1
    else:
      A[1022][i-1] = 1
print(N)
for i in range(N):
  for j in range(N):
    s = "#" if A[i][j] == 1 else "."
    print(s,end = "")
  print()