diff --git a/bubble_sort.py b/bubble_sort.py
index db7db5f..b60c1e3 100644
--- a/bubble_sort.py
+++ b/bubble_sort.py
@@ -6,3 +6,18 @@ def sorter(arr):
                 arr[j] = arr[j + 1]
                 arr[j + 1] = temp
     return arr
+
+
+def sorter3(arr):
+    arr.sort()
+    return arr
+
+
+def sorter4(arr):
+    for i in range(len(arr)):
+        for j in range(len(arr) - 1):
+            if arr[j] > arr[j + 1]:
+                temp = arr[j]
+                arr[j] = arr[j + 1]
+                arr[j + 1] = temp
+    return arr