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Date: Tue, 31 Mar 2026 11:27:27 +0800
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---
 ss.py | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 ss.py

diff --git a/ss.py b/ss.py
new file mode 100644
index 0000000..8cd34d7
--- /dev/null
+++ b/ss.py
@@ -0,0 +1,43 @@
+# 用方括号创建列表，元素之间用逗号分隔
+fruits = ['苹果', '香蕉', '橙子', '葡萄']  # 字符串列表
+numbers = [1, 2, 3, 4, 5]                   # 整数列表
+mixed = ['hello', 123, True, 3.14]           # 混合列表
+fruits = ['苹果', '香蕉', '橙子', '葡萄']
+
+print(fruits[0])   # 第一个元素：苹果
+print(fruits[1])   # 第二个元素：香蕉
+print(fruits[-1])  # 最后一个元素：葡萄
+print(fruits[-2])  # 倒数第二个：橙子
+fruits = ['苹果', '香蕉', '橙子', '葡萄']
+            [0]      [1]      [2]      [3]
+           [-4]     [-3]     [-2]     [-1]
+
+fruits = ['苹果', '香蕉', '橙子', '葡萄']
+
+fruits[0] = '西瓜'    # 修改第一个元素
+print(fruits)        # ['西瓜', '香蕉', '橙子', '葡萄']
+fruits = ['苹果', '香蕉', '橙子', '葡萄']
+
+fruits.append('草莓')     # 在末尾添加
+print(fruits)             # ['苹果', '香蕉', '橙子', '葡萄', '草莓']
+
+fruits.insert(1, '桃子')  # 在索引1的位置插入
+print(fruits)             # ['苹果', '桃子', '香蕉', '橙子', '葡萄', '草莓']
+fruits = ['苹果', '香蕉', '橙子', '葡萄']
+
+fruits.remove('香蕉')    # 删除指定元素（删除第一个匹配的）
+print(fruits)             # ['苹果', '橙子', '葡萄']
+
+del fruits[0]             # 删除指定索引的元素
+print(fruits)             # ['橙子', '葡萄']
+fruits = ['苹果', '香蕉', '橙子', '葡萄']
+print(len(fruits))  # 4
+fruits = ['苹果', '香蕉', '橙子', '葡萄']
+
+# 方法1：直接遍历（最常用）
+for fruit in fruits:
+    print(fruit)
+
+# 方法2：带索引遍历
+for i, fruit in enumerate(fruits):
+    print(f'{i}: {fruit}')