Didn't specify time complexity and space complexity

[sagar-18-07-2006]

I will add screenshot of leet code saying and show how it has been calculated in a descriptive manner
I will like to work on it

[yangizone]

这是来自QQ邮箱的假期自动回复邮件。 您好，我最近正在休假中，无法亲自回复您的邮件。我将在假期结束后，尽快给您回复。

[sagar-18-07-2006]

I will be waiting for your response when you are back