1 files changed, 19 insertions, 0 deletions
diff --git a/challenge-321/eric-cheung/python/ch-1.py b/challenge-321/eric-cheung/python/ch-1.py
new file mode 100755
index 0000000000..6bd299ac82
--- /dev/null
+++ b/challenge-321/eric-cheung/python/ch-1.py
@@ -0,0 +1,19 @@
+
+## arrNums = [1, 2, 4, 3, 5, 6]  ## Example 1
+## arrNums = [0, 2, 4, 8, 3, 5]  ## Example 2
+arrNums = [7, 3, 1, 0, 5, 9]  ## Example 3
+
+arrNums = sorted(arrNums)
+
+arrAvg = []
+
+while len(arrNums) > 0:
+    nMax = arrNums[-1]
+    nMin = arrNums[0]
+
+    arrAvg.append((nMax + nMin) / 2)
+
+    arrNums.pop(-1)
+    arrNums.pop(0)
+
+print (len(set(arrAvg)))