1 files changed, 32 insertions, 0 deletions
diff --git a/challenge-284/zapwai/python/ch-2.py b/challenge-284/zapwai/python/ch-2.py
new file mode 100644
index 0000000000..7e1c4bb38b
--- /dev/null
+++ b/challenge-284/zapwai/python/ch-2.py
@@ -0,0 +1,32 @@
+def proc(l1, l2):
+	print("Input: \n list1 =", l1, "\n list2 =", l2)
+	tail = []
+	for item in list1:
+		elem_of_l2_flag = 0
+		for item2 in list2:
+			if item == item2 :
+				elem_of_l2_flag = 1
+				break
+		
+		if elem_of_l2_flag == 0 :
+			tail.append(item)
+	pre = []
+	for item2 in list2 :
+		for item in list1 :
+			if item == item2 :
+				pre.append(item)
+	tail.sort();
+	out = pre
+	for t in tail:
+		out.append(t)
+	print("Output:", out)
+
+list1 = [2, 3, 9, 3, 1, 4, 6, 7, 2, 8, 5]
+list2 = [2, 1, 4, 3, 5, 6]
+proc(list1, list2)
+list1 = [3, 3, 4, 6, 2, 4, 2, 1, 3]
+list2 = [1, 3, 2]
+proc(list1, list2)
+list1 = [3, 0, 5, 0, 2, 1, 4, 1, 1]
+list2 = [1, 0, 3, 2]
+proc(list1, list2)