save project

1.py

 i=3
+n=3
 username="python"
 userpassword="123456"
 while True:
     if i>0:
         i=i-1
+        
         name=input("请输入用户名:")
         password =input("请输入密码:")
         if name == usernameand and password ==userpassword:
@@ -11,8 +13,10 @@ while True:
             break
         elif name !=username:
             print("用户名不存在")
+            print("温馨提示:您还有"+str(i)+"次机会")
         else:
             print("密码输入有误，请重新输入！")
+            print("温馨提示:您还有"+str(i)+"次机会")
     else:
         print("你的登录以用完")
         exit()