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diff --git a/challenge-248/luca-ferrari/python/ch-1.py b/challenge-248/luca-ferrari/python/ch-1.py
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+#!python
+
+#
+# Perl Weekly Challenge 248
+# Task 1
+#
+# See <https://perlweeklychallenge.org/blog/perl-weekly-challenge-248/>
+#
+
+import sys
+
+# task implementation
+def main( argv ):
+    string = argv[ 0 ]
+    char   = argv[ 1 ]
+
+    matching = []
+    for i in range( 0, len( string ) ):
+        c = string[ i ]
+        if c == char:
+            matching.append( i )
+
+    distances = []
+    for i in range( 0, len( string ) ):
+        if string[ i ] == char:
+            distances.append( 0 )
+        else:
+            distances.append( min( map( lambda x: abs( i - x ), matching ) ) )
+
+    print( ', '.join( map( str, distances ) ) )
+
+
+# invoke the main without the command itself
+if __name__ == '__main__':
+    main( sys.argv[ 1: ] )
+
+