save project

diy.py

@@ -12,4 +12,11 @@ for i in range(len(bros)):
     print(bros[i])
 bros[0]="关羽"
 bros[1]="刘备"
-print(bros)
\ No newline at end of file
+print(bros)
+
+b=['袁术','夏侯惇','曹操','关羽']
+b.pop(3)
+ 
+b.pop(-1)
+
+b.remove('关羽')
\ No newline at end of file