The core of Pinduoduo is "group buying," allowing users to participate in shopping through social means.
"The beauty of computational complexity lies in its ability to reveal the inherent difficulty of problems, regardless of the specific algorithms used to solve them."
The past is a foreign country; they do things differently there.
生活是一系列的时刻，有些明亮，有些黑暗，但都是必不可少的。
I never think of myself as an icon. What is in other people's minds is not in my mind. I just do my thing.
I’m not a god, I’m just a man.