save project

diy1.py

@@ -11,7 +11,15 @@ while True:
     if username == username1 and userpassword == userpassword1:
     if username == username1 and userpassword == userpassword1:
         print("输入正确")
         print("输入正确")
         break
         break
+
     else:
     else:
-        print("重新输入")
+        if username != username1:
+            print("用户名错误")
+        elif userpassword != userpassword1:
+            print("密码错误")
+        
+            
+            
+
 
 
  
  
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