PWC 261

Task 1 Raku done
Task 2 Raku done

Task 1 PL/Perl done
Task 2 PL/Perl done

Task 1 PL/PgSQL done
Task 2 PL/PgSQL done

Task 1 Python done
Task 2 Python done

Task 1 PL/Java done
Task 2 PL/Java done

2 files changed, 55 insertions, 0 deletions

diff --git a/challenge-261/luca-ferrari/python/ch-1.py b/challenge-261/luca-ferrari/python/ch-1.py
new file mode 100644
index 0000000000..5e1927a010
--- /dev/null
+++ b/challenge-261/luca-ferrari/python/ch-1.py
@@ -0,0 +1,30 @@
+#!python
+
+#
+# Perl Weekly Challenge 261
+# Task 1
+#
+# See <https://perlweeklychallenge.org/blog/perl-weekly-challenge-261>
+#
+
+import sys
+
+# task implementation
+# the return value will be printed
+def task_1( args ):
+    sum_numbers = sum( list( map( int, args ) ) )
+    sum_digits  = 0
+    for num in args:
+        for d in num:
+            sum_digits += int( d )
+
+    result = sum_numbers - sum_digits
+    if result < 0:
+        return result * -1
+
+    return result
+
+
+# invoke the main without the command itself
+if __name__ == '__main__':
+    print( task_1( sys.argv[ 1: ] ) )
diff --git a/challenge-261/luca-ferrari/python/ch-2.py b/challenge-261/luca-ferrari/python/ch-2.py
new file mode 100644
index 0000000000..a9e1b1472d
--- /dev/null
+++ b/challenge-261/luca-ferrari/python/ch-2.py
@@ -0,0 +1,25 @@
+#!python
+
+#
+# Perl Weekly Challenge 261
+# Task 2
+#
+# See <https://perlweeklychallenge.org/blog/perl-weekly-challenge-261>
+#
+
+import sys
+
+# task implementation
+# the return value will be printed
+def task_2( args ):
+    start = int( args[ 0 ] )
+    nums  = args[ 1: ]
+    while len( list( filter( lambda x: x == str( start ), nums ) ) ) > 0:
+        start *= 2
+
+    return start
+
+
+# invoke the main without the command itself
+if __name__ == '__main__':
+    print( task_2( sys.argv[ 1: ] ) )