Magus Tech

Chapter 378: Seventeenth level Rubik's Cube

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"Kakaka..."

After some manipulation of the deformed metal ball, Richard roughly figured out the situation of the metal ball.

The first is the first form of the metal ball, which is an ordinary metal ball. There is nothing special about it. However, once it suffers a strong impact from the outside world, it will transform into its second form and emit an extremely terrifying and destructive aura as a warning.

This warning is not just scary. Richard is very suspicious that if the outside world is strongly impacted or the degree of destruction reaches a limit, the metal ball will burst out with devastating destructive power. The power index is at least thousands of T level. Thousands of tons of TNT explosives exploded, almost the size of a large ammunition depot.

By then, the destructive power of the metal ball can easily destroy everything. Not to mention first-level wizards, even second-level wizards and even third-level wizards will not be able to withstand it. The metal ball will also be damaged in it, and not even the debris will be left.

This design should be prepared by the manufacturer of the metal ball in order to prevent the metal ball from being forcibly dismantled and destroyed, and to ensure that the second form of the metal ball is opened in the correct way.

As for the second form that the metal ball turns into after being activated...

"Kakaka..."

Richard turned the changed metal ball a few times again, narrowed his eyes slightly, and said to himself: "Rubik's Cube."

Well, a Rubik's Cube!

"Rubik's Cube?" Pandora looked curious after hearing what Richard said.

"Rubik's Cube? What Rubik's Cube? What's Rubik's Cube? What's Rubik's Cube?" The golden mask was also extremely confused.

After taking a look at Pandora and the Golden Mask, Richard tried to explain: "A Rubik's Cube is a Rubik's Cube. You can use it as a toy or a prop to exercise your thinking, but this Rubik's Cube..."

As Richard spoke, his brows gradually wrinkled.

The second form of the metal ball in the hand is indeed a Rubik's Cube. It is a real Rubik's Cube. The six sides have different symbols. Although there is no color division, they are each engraved with long vertical lines, short horizontal lines, and short left diagonals. Line, short right diagonal line, left semicircle, right semicircle—the six elements that make up the Black Spirit Empire pattern.

This is a six-sided Rubik's Cube. The reason why it appears as a sphere is because it is seventeenth level.

Yes, level seventeen!

The most common six-sided Rubik's Cube is the third-order, which means there are three horizontal, three vertical and three unit blocks on one side, a total of nine units. The current one has a total of 289 unit blocks, seventeen horizontally and seventeen vertically. In a volume that is no bigger than a fist, there are so many unit blocks so densely packed that it makes people’s scalp numb just looking at it.

This means that if you twist the metal ball casually, what is rotating is not one layer of unit blocks at all, but maybe three layers of unit blocks or even four layers of unit blocks. Only twisting with a needle or fingernail can be accurate enough.

In order to ensure the smooth rotation of these densely packed unit blocks, some unit blocks in the corners will be very close to the center ball of the Rubik's Cube, and their sizes will be slightly different, and some deformation will be performed, eventually changing from a cube to a near sphere.

Seventeenth level!

Richard held the deformed metal ball in his hand, feeling heavy and heavy in his heart.

The Rubik's Cube, on modern earth, was invented in 1974 by Erno Rubik, a professor at the Budapest School of Architecture in Hungary.

Let’s not delve into how the Black Spirit Empire had such a thing hundreds of years ago, but we must know that it is difficult to restore the Rubik’s Cube.

The recovery of the Rubik's Cube involves many mathematical principles. If a person comes into contact with the Rubik's Cube for the first time, is not proficient in any mathematical principles, does not know any tricks, and has no outstanding thinking ability, and just relies on feeling to recover, it may take days, weeks, or even months. .

This is no exaggeration.

In fact, the Guinness record for the slowest recovery of a three-level six-sided Rubik's Cube on modern earth was set by an Englishman named "Graham Parker".

After Graham Parker bought the Rubik's Cube in 1983 and came into contact with it for the first time, it took him about 26 years and 27,000 hours to restore the Rubik's Cube that he disrupted.

This is just the simplest three-level six-sided standard Rubik's Cube. As the level increases, the difficulty of recovery will rise linearly.

Fourth level, fifth level, sixth level...

Now there are fifteen, sixteen, seventeen - a full seventeen levels!

Richard pursed his lips and was not stunned by the seventeenth-level Rubik's Cube.

He knows the mathematical principles involved in restoring the Rubik's Cube, and he also understands some of the common methods for restoring the Rubik's Cube. Even if the current Rubik's Cube reaches seventeen levels, he is confident in restoring it.

In fact, not to mention seventeenth level, even twenty-seventh level is not a big deal - the record of the Rubik's Cube created on the modern earth is thirty-three levels. Once the Rubik's Cube level reaches a certain level, there is no special significance in continuing to increase it. Because it does not increase the difficulty of thinking in recovery, but simply increases the workload of recovery.

One of the most common ways to restore high-level Rubik's cubes is the reduction method.

First turn the Rubik's Cube so that the color center of each face of the Rubik's Cube is the same as before, restore the color center, and then match the unit blocks in the middle of each edge to merge.

In this case, no matter how abnormal the high-level Rubik's Cube is, it can gradually turn into a third-order Rubik's Cube - a large third-order Rubik's Cube. At that time, if you apply the formula for restoring the third-level Rubik's Cube, you can easily restore it.

The reason why he feels a little headache now is because he is thinking, how many times does a seventeenth-level Rubik's Cube need to be twisted according to the downgrading method, and how long does it take to recover, and it has a very small metal sphere

The record of the restoration of the seventeenth level on the modern earth, if I remember correctly, seems to be seven and a half hours. The current metal ball may not be able to defeat it for ten hours.

"Ten hours." Richard said to himself easily.

He could guess that only by successfully restoring the Rubik's Cube could he open the Rubik's Cube in the correct way and obtain some key information hidden in the Rubik's Cube.

From this point on, not just ten hours, but twenty hours, you still have to do it.

Richard took a deep breath and was about to twist, when he suddenly remembered something.

By the way... Is it possible that the Rubik's Cube was actually recoverable at the beginning? As long as the Rubik's Cube is carefully opened in a certain way, some kind of information can be obtained? And now, it’s…

Richard turned to look at Pandora and asked: "Pandora, have you ever touched this Rubik's Cube?"

"Ah, this Rubik's Cube, it seems... it seems to have been moved... a little bit." Pandora said with her eyes wide open, and asked with great concern, "What's wrong?"

"I... um, it's nothing." Richard showed a strong smile, shook his head, then patted Pandora's head, rubbed her hair, and said, "You... go and clean the test tube."

"Oh." Pandora walked happily to the side.

Richard reminded: "By the way, if a similar situation happens next time, be sure not to move."

"Why... why?"

"Because... it might be dangerous."

Pandora tilted her head and thought about the situation just now, looked at Richard and nodded seriously: "I remember."

"That's good." Richard said, rubbed his eyebrows, flexed his fingers, and began to operate the Rubik's Cube.

"Kakaka..."

"Kakaka..."