1 files changed, 27 insertions, 0 deletions
diff --git a/challenge-205/sgreen/python/ch-2.py b/challenge-205/sgreen/python/ch-2.py
new file mode 100755
index 0000000000..d578909fa5
--- /dev/null
+++ b/challenge-205/sgreen/python/ch-2.py
@@ -0,0 +1,27 @@
+#!/usr/bin/env python3
+
+import sys
+
+
+def main(n):
+    # Remove non-unique values
+    n = list(set(n))
+    items = len(n)
+    max = n[0] ^ n[1]
+
+    # Work through each combination of two numbers
+    for first in range(items-1):
+        for second in range(first+1, items):
+            xor_value = n[first] ^ n[second]
+            if max < xor_value:
+                # We have a new maximum value
+                max = xor_value
+
+    # Print the maximum value found
+    print(max)
+
+
+if __name__ == '__main__':
+    # Turn the strings into integers
+    n = [int(i) for i in sys.argv[1:]]
+    main(n)