save project

diy1.py

@@ -9,7 +9,10 @@ while True:
     d=input("输入密码")
     d=input("输入密码")
     if username==e and userpassword==d:
     if username==e and userpassword==d:
         break
         break
-    else:
-        print("输入错误")
-print("输入成功")
+        print("输入成功")
+    if username!=e:
+        print("账号输入错误")
+    if userpassword!=d:
+        print("密码输入错误")
+print("欢迎来到贝尔编程")
         
         
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