save project

diy1.py

@@ -6,9 +6,18 @@ 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")
-        
-    if password!=userpassword:
+    else:
         print("密码错误")
+
+
+
+
+
+
+
+
+
+    
         
\ No newline at end of file