save project

diy.py

@@ -3,5 +3,14 @@
 # 省略繁杂情节，刘关张三人一起冲入战场，围攻吕布：
 a=['吕布']
 b=['袁术','公孙瓒','关羽','张飞','刘备','曹操']
-
-
+c = b[2:5]
+print(c)
+c[0]= '张飞'
+c[1]= '关羽'
+print(c)
+a.append(c[0])
+c.pop(0)
+print(a,c)
+a.extend(c)
+c.clear()
+print(a,c)
\ No newline at end of file