From 093553020c7cf39461a2be0e1c8851c983ba863b Mon Sep 17 00:00:00 2001
From: Luca Ferrari <fluca1978@gmail.com>
Date: Mon, 26 Feb 2024 09:28:02 +0100
Subject: PWC 258

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 Java done
Task 2 Java done
---
 challenge-258/luca-ferrari/python/ch-2.py | 36 +++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 challenge-258/luca-ferrari/python/ch-2.py

(limited to 'challenge-258/luca-ferrari/python/ch-2.py')

diff --git a/challenge-258/luca-ferrari/python/ch-2.py b/challenge-258/luca-ferrari/python/ch-2.py
new file mode 100644
index 0000000000..a5f6a97177
--- /dev/null
+++ b/challenge-258/luca-ferrari/python/ch-2.py
@@ -0,0 +1,36 @@
+#!python
+
+#
+# Perl Weekly Challenge 258
+# Task 2
+#
+# See <https://perlweeklychallenge.org/blog/perl-weekly-challenge-258>
+#
+
+import sys
+
+
+# task implementation
+# the return value will be printed
+def task_2( args ):
+    k = int( args[ 0 ] )
+    nums = list( map( int, args[ 1: ] ) )
+
+    def is_index_ok( v, k ):
+        b = '{0:08b}'.format( v )
+        count = sum( map( int, list( '{0:08b}'.format( v ) ) ) )
+        return count == k
+
+    indexes = list( filter( lambda i: is_index_ok( i, k ),
+                            range(0, len( nums ) ) ) )
+
+    summy = 0
+    for i in indexes:
+        summy += nums[ i ]
+
+    return summy
+
+
+# invoke the main without the command itself
+if __name__ == '__main__':
+    print( task_2( sys.argv[ 1: ] ) )
-- 
cgit