C1201 Evil Spirit(2)
"If we really encounter that kind of mechanism staircase, what should we do?" Chen Min glanced at the bruises on Fenng Yun's arms. Su Qiang was really ruthless, and it hurt.
"This kind of mechanism staircase has a balance point to balance the steps. As long as each of us is responsible for 70 steps, we can move to the next step at the same time and find the intersection of the first step