C63

On the phone, An An asked, "Are you sure the person you're looking for is Yang Shuo?"

Gu Yu said yes.

Anthea asked again, "Is it Yang Shuo, who specializes in information and computer science?"

Valley rain is sure.

An Xin laughed out loud, causing Gu Yu to be confused. When she was unhappy, she said, "This is easy to handle. It's the clearest thing!"

Gu Yu was still confused.

After a while