save project

diy2.py

+i=3
 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 while True:
+    if i>0:
         name = input("请输入用户名:")
         name = input("请输入用户名:")
         password = input("请输入密码:")
         password = input("请输入密码:")
+        i-=1
         if name == username and password == userpassword:
         if name == username and password == userpassword:
             print("登录成功!")
             print("登录成功!")
             break
             break
@@ -11,7 +14,7 @@ while True:
             continue
             continue
         if userpassword != password:
         if userpassword != password:
             print("密码错误请重新输入")
             print("密码错误请重新输入")
-    if 1>=0:
-       print ("你的账号密码已锁定")
-       exit
+    else:
+       print ("你的账号已死掉")
+       exit()
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")