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#!python
#
# Perl Weekly Challenge 330
# Task 1
#
# See <https://perlweeklychallenge.org/blog/perl-weekly-challenge-330>
#
import sys
import re
# task implementation
# the return value will be printed
def task_1( args ):
string = args[ 0 ]
regexp = re.compile( r'[a-z][0-9]' )
while regexp.search( string ) is not None:
string = re.sub( r'[a-z][0-9]', '', string )
return string
# invoke the main without the command itself
if __name__ == '__main__':
print( task_1( sys.argv[ 1: ] ) )
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