save project

diy1.py

@@ -2,9 +2,12 @@ username = "wangtengyi"
 userpassword = "3409231"    
 name=input("请输入姓名:")
 password=input("请输入密码:")
-while Ture:
-if username == name and userpassword == password:
-    print("登录成功!")
-    braek()
-    print("用户名和密码错误,请重新输入!")
+while True:
+    if username == name and userpassword == password:
+        print("登录成功!")
+        break
+    if username != name:
+        print("用户名不存在")
+    if userpassword != password:
+        print("密码不正确")
 print("欢迎来到贝尔编程")
\ No newline at end of file