save project

diy1.py

@@ -6,9 +6,9 @@ while True:
     if name==username and password ==userpassword:
         print("登录成功！")
         break
-    if name!=username:
+    elif name!=username:
         print("用户名错误，请重新输入！")
-        continue
-    if password!=userpassword:
-        print("密码输入错误，请重新输入！")
+        #continue
+        else:
+        print("密码输入错误，请重新输入！")    
 print("欢迎来到贝尔编程！")
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