3 files changed, 66 insertions, 0 deletions
diff --git a/challenge-258/sgreen/python/ch-1.py b/challenge-258/sgreen/python/ch-1.py
new file mode 100755
index 0000000000..caab0a1a85
--- /dev/null
+++ b/challenge-258/sgreen/python/ch-1.py
@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+
+import sys
+
+
+def count_even_digits(ints: list) -> int:
+    return sum(1 for i in ints if len(str(i)) % 2 == 0)
+
+
+def main():
+    # Convert input into integers
+    array = [int(n) for n in sys.argv[1:]]
+    result = count_even_digits(array)
+    print(result)
+
+
+if __name__ == '__main__':
+    main()
diff --git a/challenge-258/sgreen/python/ch-2.py b/challenge-258/sgreen/python/ch-2.py
new file mode 100755
index 0000000000..f670d54629
--- /dev/null
+++ b/challenge-258/sgreen/python/ch-2.py
@@ -0,0 +1,27 @@
+#!/usr/bin/env python3
+
+import sys
+
+
+def sum_of_values(ints: list, k: int) -> int:
+    total = 0
+
+    for pos, value in enumerate(ints):
+        # Count the number of ones in the position value
+        if k == bin(pos).count('1'):
+            # If it matches the 'k', add the value to the total
+            total += value
+
+    return total
+
+
+def main():
+    # Convert input into integers
+    array = [int(n) for n in sys.argv[1:]]
+    k = array.pop()
+    result = sum_of_values(array, k)
+    print(result)
+
+
+if __name__ == '__main__':
+    main()
diff --git a/challenge-258/sgreen/python/test.py b/challenge-258/sgreen/python/test.py
new file mode 100755
index 0000000000..25e8507722
--- /dev/null
+++ b/challenge-258/sgreen/python/test.py
@@ -0,0 +1,21 @@
+#!/usr/bin/env python3
+
+import unittest
+ch_1 = __import__('ch-1')
+ch_2 = __import__('ch-2')
+
+
+class TestClass(unittest.TestCase):
+    def test_ch_1(self):
+        self.assertEqual(ch_1.count_even_digits([10, 1, 111, 24, 1000]), 3)
+        self.assertEqual(ch_1.count_even_digits([111, 1, 11111]), 0)
+        self.assertEqual(ch_1.count_even_digits([2, 8, 1024, 256]), 1)
+
+    def test_ch_2(self):
+        self.assertEqual(ch_2.sum_of_values([2, 5, 9, 11, 3], 1), 17)
+        self.assertEqual(ch_2.sum_of_values([2, 5, 9, 11, 3], 2), 11)
+        self.assertEqual(ch_2.sum_of_values([2, 5, 9, 11, 3], 0), 2)
+
+
+if __name__ == '__main__':
+    unittest.main()