1 files changed, 30 insertions, 0 deletions
diff --git a/challenge-322/sgreen/python/ch-2.py b/challenge-322/sgreen/python/ch-2.py
new file mode 100755
index 0000000000..152fcf9e6f
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+++ b/challenge-322/sgreen/python/ch-2.py
@@ -0,0 +1,30 @@
+#!/usr/bin/env python3
+
+import sys
+
+
+def rank_array(ints: list) -> list:
+    """Return an array of the ranks of each element in a list
+
+    Args:
+        ints (list): The input list
+
+    Returns:
+        list: The position (1-based) of each integer
+    """
+    # Generate a list of the sorted unique values.
+    sorted_list = sorted(set(ints))
+
+    # Return the position (1-based) of the each value.
+    return [sorted_list.index(i)+1 for i in ints]
+
+
+def main():
+    # Convert input into integers
+    array = [int(n) for n in sys.argv[1:]]
+    result = rank_array(array)
+    print(result)
+
+
+if __name__ == '__main__':
+    main()