save project

24diy1.py

@@ -3,11 +3,12 @@ userpassword = "123456"
 while True:
 while True:
     a=input("请输入用户名")
     a=input("请输入用户名")
     b=input("请输入密码")
     b=input("请输入密码")
-    if a==usename and b==userpassword:
+    if a == usename and b == userpassword:
         print("登录成功!")
         print("登录成功!")
         break
         break
     if a != usename:
     if a != usename:
         print("用户名错误")
         print("用户名错误")
+        continue
     if b != userpassword:
     if b != userpassword:
         print("密码错误")
         print("密码错误")
 print("欢迎来到贝尔编程")
 print("欢迎来到贝尔编程")
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