diff --git a/symmetricorder.py b/symmetricorder.py
new file mode 100644
index 0000000..0627234
--- /dev/null
+++ b/symmetricorder.py
@@ -0,0 +1,18 @@
+n = int(input())
+setnr = 1
+
+while n:
+    names = []
+    for _ in range(n):
+        names.append(input())
+
+    names_even = [name for i, name in enumerate(names) if i % 2 == 0]
+    names_odd = [name for i, name in enumerate(names) if i % 2 == 1][::-1]
+    names = names_even + names_odd
+
+    print(f"SET {setnr}")
+    for name in names:
+        print(name)
+
+    n = int(input())
+    setnr += 1
\ No newline at end of file