auto save

diy2.py

@@ -3,7 +3,20 @@ username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 while True:
     if i>0:
     if i>0:
-    na
-    
-
+        name = input("请输入用户名:")
+        password = input("请输入密码:")
+        i -=1
+        if name == username and password == userpassword:
+            print("登录成功!欢迎来到贝尔编程!")
+            break
+        if name!=username:
+            print("请重新输入用户名")
+            print("温馨提示：你还有"+str(i)+"机会")
+            continue
+        if password !=userpassword:
+            print("请重新输入密码")
+            print("温馨提示：你还有"+str(i)+"机会")
+    else:
+        print("你的帐号已被锁定")
+        exit()
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
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