save project

diy2.py

+i = 3
 username = "1111"
 userpasswor = "1212"
-while True
+while True:
+    if i>0
     name = input（"输入用户名"）
     password = input("输入密码")
+    i--1
     if name ==username and password==userpasswor：
         print("登陆成功")
         break
@@ -11,4 +14,7 @@ while True
         continue
     if password !=userpassword:
         print("密码没有")
+else:
+    print("已锁定，30分钟再来")
+    exit()
 print("欢迎来到智慧之城")
\ No newline at end of file