1 files changed, 39 insertions, 0 deletions
diff --git a/challenge-109/abigail/python/ch-1.py b/challenge-109/abigail/python/ch-1.py
new file mode 100644
index 0000000000..f9e51a0897
--- /dev/null
+++ b/challenge-109/abigail/python/ch-1.py
@@ -0,0 +1,39 @@
+#!/opt/local/bin/python
+
+#
+# See ../README.md
+#
+
+#
+# Run as: python ch-1.py [plain | compute]
+#
+
+import sys
+
+COUNT   = 20
+PLAIN   =  0
+COMPUTE =  1
+
+def divisor_sum (n):
+    sum = 0
+    for i in range (2, n / 2 + 1):
+        if n % i == 0:
+            sum = sum + i
+    return (sum)
+
+type = PLAIN
+
+if len (sys . argv) > 1 and sys . argv [1] == "compute":
+    type = COMPUTE
+
+
+if type == PLAIN:
+    print ("0, 0, 0, 2, 0, 5, 0, 6, 3, 7, 0, 15, 0, 9, 8, 14, 0, 20, 0, 21")
+
+
+if type == COMPUTE:
+    for n in range (1, COUNT + 1):
+        if n > 1:
+            print (", ", end = '')
+        print (divisor_sum (n), end = '')
+    print ("")