His conjecture was different from Ming Long's.

He remarked, "I think that it has nothing to do with the number of repetitions. If this were indeed the case, it wouldn't be a good criteria for judgment at all." 

Ming Long did not agree completely and asked, "What do you think the trick is then?"

Wu Yu took a second to think back before replying, "The most obvious difference between the Time Control Pagoda and other Ancient Pagodas of Time is that the level of the puppet you challenge alters the amount of time you have. Back when I first challenged a level five, this mysterious door did not budge at all. However, now that I've successfully defeated a level six, a small gap appeared. Does this imply a larger opening will appear if I defeat a level seven? Finally, if I'm able to surpass a level eight, does that mean that there will be an opening large enough for me to enter?"

All in all, the Time Control Pagoda most likely placed a heavier emphasis on the level of the challenge rather than the number of attempts.

Ming Long suddenly realized that this had to be true. Despite not being the first to come to this conclusion, she quibbled, "To be honest, I also came to the same conclusion. Ha ha, I guess my wit is still as piercing as ice and snow..."

"You sure are thick-skinned.”

"You dare speak to your Granny in such a tone?" Ming Long glared.

"I wouldn't dare." Wu Yu gazed over at the door...