save project

diy.py

@@ -3,11 +3,11 @@
 # 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']
-b[2:5]
-print(b)
-b[2:]
-print(b)
-b[:5]
-print(b)
-b[:]
-print(b)
\ No newline at end of file
+a.extend(b[2:5])
+print(a)
+a.extend(b[2:])
+print(a)
+a.extend(b[:5])
+print(a)
+a.extend(b[:])
+print(a)
\ No newline at end of file