City: Build a Mech at the Beginning

Also known as "This ** exam question, still want to stop me from making mecha? 》
In the summer of 2020, Lin Jun became the first candidate to step out of the examination room.
The reporter interviewed: "Student, you are the first candidate to leave the examination room. Do you have anything to say?"
Lin Jun said with disdain: "This kind of **** question is a waste of my time, don't say it, I'm going back to build mecha?"
The reporter was stunned: "Huh? Make mecha?"
On the same day, Lin Jun released a video at station b - [Final test of the first generation of mecha wanderer mp4]
A huge mecha 30 meters high was born!
At this moment, the whole world is boiling!