添加 quicksort

quicksort

@@ -0,0 +1,14 @@
+def quick_sort(arr):
+    if len(arr) <= 1:
+        return arr  # 递归终止条件：数组长度为1或为空
+    pivot = arr[len(arr) // 2]  # 选取中间元素作为基准
+    left = [x for x in arr if x < pivot]
+    middle = [x for x in arr if x == pivot]
+    right = [x for x in arr if x > pivot]
+    return quick_sort(left) + middle + quick_sort(right)
+
+
+# 示例
+nums = [3, 6, 8, 10, 1, 2, 1]
+print("排序前：", nums)
+print("排序后：", quick_sort(nums))