C350 Step forward to solve the problem

Zhang Xin shook his head, "I only know his name, his gender should be male."

The doctor looked at Zhang Xin snappily. "I knew you would find trouble with me the most."

The doctor typed in a set of data on the computer, and soon the screen was filled with pictures of people of all colors.

Zhang Xin became curious and went up to ask: "Doctor, what is this software? It seems to be very useful