save project

diy3.py

@@ -4,4 +4,12 @@ userpossword = "1234556"
 while True:
     if i>0:
         name = input("请输入用户名")  
-           possword 
\ No newline at end of file
+        possword = input("请输入密码")
+        i -= 1
+    if name == username and possword == userpossword:
+        input("登陆成功")
+        break
+    if name != username:
+        input("用户名错误,请重新输入")
+    if possword != userpossword:
+        input("密码错误,请重新输入")