save project

diy2.py

@@ -2,9 +2,10 @@ i=3
 username = "python"
 userpassword = "123456"
 while True:
-    if i<0:
+    if i>0:
         name = input("请输入用户名:")
         password = input("请输入密码:")
+        i-=1
         if name == username and password == userpassword:
             print("登录成功!")
             break
@@ -13,6 +14,6 @@ while True:
         if password !=userpassword:
             print("密码错误!")
     else:
-        print("账户已锁定)
+        print("账户已锁定")
         exit()
 print("欢迎来到贝尔编程!")
\ No newline at end of file