save project

diy1.py

@@ -7,7 +7,11 @@ while True:
     if o==username and a==userpassword:
     if o==username and a==userpassword:
         print("登陆成功")
         print("登陆成功")
         break
         break
-    print("重新登入")
+    if o !=username:
+        print("账号错误")
+        continue
+    if a !=userpassword:
+        print("密码错误")
 print("欢迎")
 print("欢迎")