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#!/usr/bin/env python3
#
# Copyright (C) 2017 Ying-Chun Liu (PaulLiu) <paulliu@debian.org>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
# USA
import re
import sys
authorR = re.compile(r'^Author:\s+(.*)')
dateR = re.compile(r'^Date:\s+(\w+)\s+(\w+)\s+(\w+)\s+(\d+[:]\d+[:]\d+)\s+(\d+)(\s+)?(.*)')
if __name__ == '__main__':
rec1 = {}
currentAuthor = None
for line in sys.stdin:
line = line.rstrip()
authorM = authorR.match(line)
if (authorM):
currentAuthor = authorM.group(1)
continue
dateM = dateR.match(line)
if (dateM):
year = int(dateM.group(5))
if (currentAuthor):
if (currentAuthor in rec1):
if (year < rec1[currentAuthor]['min']):
rec1[currentAuthor]['min'] = year
if (year > rec1[currentAuthor]['max']):
rec1[currentAuthor]['max'] = year
else:
rec1[currentAuthor] = { 'min':year, 'max':year }
for k in sorted(rec1.keys()):
if (rec1[k]['min'] == rec1[k]['max']):
print ('%d %s'%(rec1[k]['max'], k))
else:
print ('%d-%d %s'%(rec1[k]['min'], rec1[k]['max'], k))
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