Browsing Chinese (Traditional) translation

51.

The only challenge is getting inside the 0, which is the only path to the exit.

Getting inside the 0 requires climbing to the top of the zigzag ladder, digging away five bricks on the left edge of the 0, racing back to the top of the zigzag ladder, over the pole, falling through your recently dug bricks and immediately moving right to get into the 0. The timing is fairly tight.