#! /usr/bin/env python

# This software carries the following license:
#
# Modified BSD license
# 
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# 
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# 
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
# 
# 3. The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
# 
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# Steinar Knutsen

import string, sys

def aligncolumns(substring, lines_in):
   maxlengths = []
   lines = []
   lines_new = []
   for line in lines_in:
      lines.append(string.split(string.rstrip(line), substring))
      for i in range(len(lines[-1])):
         if i >= len(maxlengths):
            maxlengths.append(len(lines[-1][i]))
         else:
            maxlengths[i] = max(maxlengths[i], len(lines[-1][i]))
   for i in range(len(lines)):
      for j in range(len(lines[i])-1):
         lines[i][j] = lines[i][j] + " " * (maxlengths[j]-len(lines[i][j]))
      lines_new.append(string.join(lines[i], substring)+'\n')
   return lines_new

sys.stdout.writelines(aligncolumns(sys.argv[1], sys.stdin.readlines()))