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The formula formula for the three-by-three Rubik's cube is as follows:
Clause. 1. Make a white cross;
Clause. Second, the first layer of formulas: right, up, right, up, right, right, up, up, right, right;
Clause. 3. The second formula: right, up, right, up, right, right, up, right
Clause. Fourth, the second layer of the formula is reversed: right inverse, upward inverse, right inverse, upward inverse, right inverse, upward shun, right shun, right shun;
Clause. Fifth, the third level of formula: right, up, right, up, right, right, up, up, right.
The principle of the change number of the third-order Rubik's cube is as follows:
1. 8 corner blocks: the position can be swapped (8!) can also flip the direction (38), but you can't flip a corner block alone (1 3), so you have 8!37 variations.
2. 12 edges: interchangeable positions (12!) can also flip the direction (212), but you can't swap a pair of edges (1 2) alone, and you can't flip a pair of edges (1 2) alone, so you have 12!
212 (2 2) variations.
3. 6 central blocks: fixed and immovable.
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If you want to turn the Rubik's Cube, you have to use a formula, and you want to know what the Rubik's Cube formula is, in fact, for beginners who have just played the Rubik's Cube, they usually think that there are 9 small fasts, and that one is the letter: f b r....In fact, it is wrong to think this way, if you want to know or how to identify, please refer to the Rubik's Cube Formula Description, Rubik's Cube Formula Description:
It is best to learn the Rubik's Cube at the beginning, and when you are proficient, you need to learn the advanced ones before you need to learn so many letters at the beginning.
Step 1: Bottom edge homing (also known as bottom cross).
Step 2: Bottom corner homing (restore the four corner blocks of the first layer of the Rubik's Cube):
Equation 2-1: (r
ur'Equation 2-2: (f'u'f)
After getting one side and one layer ready.
Step 4: The 4 center blocks on the top layer are all the same color or only two are of the same color, one of the colors is facing the right and one is facing your face'
r'u'f'u2fu
ru'r'Now the 4 center blocks are all 4 small blocks of left, right, front and back colors.
Next, we have to align the 4 small blocks of the top layer to be consistent with the center block of each face, of course, if your 4 small blocks are consistent with the center block of each face, then don't move it, if not, there must be two of the 4 small blocks of the top layer aligned, then you align them first, put one of the two sides of the alignment in the back, and one on the right.
rur'uru2
r'Very good, your cross has been aligned with the center on all sides, and the next thing is to change the corners
Well. Well, congratulations on your success.
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The letters represent the six sides of the Rubik's cube: right, r, left, l, up, u, down, d, front, f, and b
90 degrees clockwise is represented by the letter [ ].
90 degrees counterclockwise with [.]'] letters represent.
180 degrees clockwise is represented by the letter [2].
180 degrees counterclockwise with ['2] The letters represent the Rubik's Cube formula step introduction Introductory formula (layer first method):
Step 1: The bottom edge is returned to position (also known as the bottom cross, the process of correct restoration of the bottom four edges).
Step 2: Bottom corner homing (restore the four corner blocks of the first layer of the Rubik's Cube):
Equation 2-1: (r u r')
Equation 2-2: (f'u'f)
Step 3: Middle Ridge Homecoming (the step to restore the four edges in the middle layer of the Rubik's Cube):
Equation 3-1: (u' f' u f )(u r u' r')
Equation 3-2 :(u r u' r')(u' f' u f)
Step 4: Top edge position (also known as the top layer shelf cross, the top color of the top four edges is the same as the color of the top center block):
Equation 4: f (r u r' u')f'
Step 5: Top Corner Face Position (the step in which the top surface color of the four top corners of the Rubik's Cube is adjusted to the top surface):
Equation 5-1:r' u2 r u r' u r
Equation 5-2: u' r u'u' r' u' r u' r'
Step 6: Apex corner homing (the other two sides of the four vertex corners of the face position are the same color as the center block of the corresponding face):
Equation 6: r b' r f2 r' b r f2 r2
Step 7: Vertice homing (the color of the other side of the four vertex ridges that have been placed is the same color as the color of the center block of the other four faces):
I wish you a speedy success!
The details are not very clear.
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The formula and description of the third-order Rubik's Cube reduction are as follows:
1. Take a side to draw a cross, and ensure that the four side center color blocks corresponding to the cross are consistent with the cross; Align the four corners and do a handstand to make it an inverted T-shape; (No formula is required for this step).
2. Two formulas: t1 is used to move the side block directly above the front side to the right of the front side, and t2 is used to move the side block on the right side to the right side due left.
t1: front + up + front + up + front + front + front up front
t1:f+u+f+u+f+u-f-u-f-
t2: top right top right top right top right + right + up + right +
t2:r-u-r-u-r-u+r+u+r+
3. Draw a cross on the item layer, using a formula:
t3: Right Up Front Up + Front + Right +
t3:r-u-f-u+f+r+
4. Spell the top surface of the third layer, using two formulas:
t4:r-u-r+u-r-(u-)2r+
t5:f+u+f-u+f+(u+)2f-
Use t4 or t5 when there are three variegated corner blocks on the top layer. When the corner blocks of the third layer (the same color as the top layer) are arranged counterclockwise, T4 is used when arranging them clockwise, and T5 is used when they are arranged clockwise, and the corner blocks in the upper left corner of the top layer are the correct color blocks before use.
5. Spell the four corner blocks of the third layer to make them consistent with the four sides, and use a formula:
t6:l+f-l+b2l-f+l+b2l2
6. In the last step, adjust the position of the top layer side block to make it return to position, we use the three-cycle method, that is, the left, front, and right side, and the top layer side block of the three sides moves clockwise or counterclockwise, while the back (B side) does not move. Formula:
t7: (counterclockwise) r+u-r+u+r+u+r+u-r-u-r-r2
t8: (clockwise) r2u+r+u+r-u-r-u-r-u+r-
Restoration ideas: The first step: make a cross of the same color at the top.
Step 2: Align the corner blocks of the same color.
Step 3: Align the middle edges.
Step 4: Return the top edges to their positions.
Step 5: Align the top edges.
Step 6: Align the corner blocks on the top floor.
Step 7: Return the top layer to the corresponding corner block.
Rotate 90°; or: reversal 90°; 2: Rotate 180°; 2 after parentheses: Repeat the content in parentheses.
l=left; r=right; b=back; f=front; u=above; d=Bottom.
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The 3x3 Rubik's Cube formula is:Six-sided palette formula: u'df'blr'u'd。
Four-color palindromic formula: b2lrbl2bfdu'bfr2f'lr。
Symmetrical checkerboard formula: l2r2f2b2u2d2.
Six-sided color e formula: f2r2f2u'r'b2flr'ul'rubu2f2d'u'。
Six-sided cross formula: B2F'l2r2d2b2f2l2r2u2f'。
Four-sided cross formula: df2r2f2d'ur2f2r2u'。
Description:
Uppercase means one layer, lowercase means two layers, a single letter means 90° clockwise, a letter plus one apostrophe means 90° counterclockwise, and the number two after the subtitle means two 90°, which is based on the direction of rotation facing the face.
3x3 Rubik's Cube seven-step formula formula: bottom edge homing, bottom corner homing, middle edge homing, top edge position, top corner face position, top corner homing, top edge homing. Rubik's Cube Formula Description:
R-right right, L-left left, U-up above, D-Down below, F-front front, B-back back.
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The third level of the formula (starting cross): right reverse - upward reverse - forward reverse - upward straight - forward straight - right straight.
The third layer of the formula (four-corner block): right shun - upward shun - right reverse - upper shun - upper shun 180° - right shun - right inverse.
The third level of the formula (also four corners): right straight - upward straight - right reverse - upward reverse - right reverse - forward - right shun 180° - upward reverse - right reverse - upper reverse - right straight - right reverse - forward reversal.
The third level formula (also centered): right straight - upward reverse - right straight - up straight - right straight - upper shun - right straight - lower reverse - right reverse - upper reverse - right 180°
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1.Vision; In the very beginning, there are many variations when playing the most basic third-order Rubik's Cube, and you can observe and discern the position of each Rubik's Cube with your eyes.
2.Stamina; When playing the Rubik's Cube, if we don't master the method and figure out the method, we will never be able to turn it back, and the more anxious we want to turn it out, the more we can't turn it out. At this time, we need a certain amount of patience to overcome and slowly understand.
3.hand strength; Turning the Rubik's Cube requires both hands to be used, which can be a good exercise for hand flexibility and coordination.
4.Memory; When you start restoring the Rubik's Cube, you need a good memory to memorize some formulas, and when you want to improve your restoration speed, you will practice more.
5.spatial judgment ability; When turning the Rubik's Cube, you always have to imagine how the Rubik's Cube can be restored, and in this imagining process, you will exercise your spatial judgment ability.
6.Attention; We who restore the Rubik's Cube need to focus, and if we think about it ourselves, we will enjoy it and immerse ourselves in the world of restoration magic.
7.speed of reaction; When racing in a professional Rubik's Cube race, exercise the reaction speed of the players.
The Rubik's Cube can especially quickly exercise spatial thinking ability, which is a rare human brain sports activity. Playing the Rubik's Cube is a leisure activity that symbolizes wisdom and fashion.
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Get a scrambling Rubik's Cube, first find the yellow center block, keep the yellow center block on top, and start to find four white edges in **, if you find a white edge block is already in the white position in the above picture, this means that the edge block has been completed, continue to find other unfinished edges.
After completing the first step of the small white flower, continue to keep the yellow center block on it, take the Rubik's Cube, see what color the right center block of the Rubik's Cube is, turn the yellow top layer, so that the side color of the white edge block is the same as the color of the right center block, as shown in the picture above, then turn the right hand twice, the white edge will return to its final position correctly.
Continue to keep the yellow side up, turn the whole Rubik's cube to the left once, that is, the white edge that has just been completed is placed in the front position, then look at the color of the center block on the right, repeat the above steps, and finally the four white edges return to the correct position one by one. At this time, the reduction of the four white edges in the second step is completed, as shown in Figure 2.
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This one.. You can't understand the formula alone, the upstairs address () is good, you can try to simplify the formula. For example, you use left up, right down, right up, left down.
and so on to memorize the direction of rotation, the effect is good, and you have to practice more, two or three days can reach the level of not having to look at the formula Five or six days can be very proficient When you remember the formula at the same time, do not change the direction of the entire Rubik's Cube, otherwise it will be chaotic The first method is the easiest to learn Rubik's Cube restoration method, the landlord will practice it slowly
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The formula for the three-by-three Rubik's cube is shown below:
R is the right side of the turn, M is the middle of the separate turn, L is the left turn, U is the top turn, D is the bottom turn, F is the side facing their own turn, the letter after the apostrophe represents counterclockwise turn, the letter lowercase represents the double turn, the letter after the letter plus 2 represents two turns 180 degrees, for example, U2 is equal to U plus U, that is, the top layer turns clockwise twice.
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The third-order Rubik's Cube is more simple than the wheel stove single, and the first side is put together into a cross; Then the right side rotates 90 degrees counterclockwise, the bottom layer rotates 90 degrees counterclockwise, the right side rotates 90 degrees clockwise, and then the bottom layer rotates 90 degrees clockwise; Restoration of the middle two floors; The bottom cross is homed; low-plane homing; apical angle homing; All restored. After following the steps above, the Rubik's Cube has been reset.
Before learning the seven-step formula of the 3x3 Rubik's Cube, we must first understand the characteristics of the third-order Rubik's Cube, which is composed of 6 faces of 3*3*3, so we will add a layer of "middle" to these 6 faces, and replace them with 7 letters. Then it is necessary to figure out the meaning of each number, for example, the right side of r is 90 degrees clockwise rotation of the r side, r means that this side is 90 degrees counterclockwise rotation, and the other faces also correspond according to the method.
Step 1: Assemble the cross on the first side.
It is Tongqing to make the first side of the Rubik's Cube into a "cross", the so-called "first face" is that the Rubik's Cube has a side with a logo facing up, this step is very simple, and it is easy for beginners to do.
Step 2: After completing the first step, apply the formula (r'、d', r, d) 1, 3 or 5 (you can do it a few more times until it is completed), the popular formula, the right side rotates 90 degrees counterclockwise, the bottom layer rotates 90 degrees counterclockwise, the right side rotates 90 degrees clockwise and then the bottom layer rotates 90 degrees clockwise.
Step 3: Restore the middle two layers.
The specific formulas are as follows:
Scenario 1: (u' f' u f)(u r u' r')
Case 2: (u r u.)' r')(u' f' u f)
Scenario 3: (u' f' u f)(u r u' r')+u2+(u' f' u f)(u r u' r')
Step 4: Return the bottom cross to its place.
At the fourth step, we have to make a cross at the bottom, and the specific formula is f(r u r' u')f'。
Step 5: Low surface homing.
The fifth step is to return to the position, and you can also directly apply the mantra: u r u' l' u r' u' l。
Step 6: Top corner homing.
Formula: r b' r f2 r' b r f2 r2
Step 7: Restore it all.
The last step is to reset all the formula: (r u'r)(u r u r)(u' r' u' r2)
After following the above steps, the Rubik's Cube has been reset, and it may be a little difficult to play at first, but after a few more practices, you will become more and more proficient.
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