OLC 3×3×3 Algorithms

OLC

Orientation of Last Centers

127 cases

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This stage solves the centers of a Supercube or a Picture Cube after all other stages are completed

In general, you can learn and use the A, B, and C algorithms to solve any case, eventually in multiple steps.

Notation

Center orientation is denoted by the first letter of the corresponding cube face and graphically represented with specific colors for each type of quarter or half turn.

90° Turn
CW

Example:
u or u+

90° Turn
CCW

Example:
f' or f-

180° Turn
CW / CCW

Example:
or r++

1. Orientation of a Single Center 1 case

A1u++

2. Orientation of Two Centers 8 cases

B. Two Adjacent Centers 4 cases

B1 u f u+ f+
B2 u' f' u- f-
B3 u f' u+ f-
B4 u² f² u++ f++
Order
2
Symmetries
8M FU UF
Reverse Reverse+ any of the listed symmetries

C. Two Opposite Centers 4 cases

C1 u d u+ d+
Order
4
Symmetries
8y y' y2 Reverse+ any: M S x2 z2
Derivatives
C2 u' d'M S RF LF Reverse Reverse+ any: y y' y2
C2 u' d' u- d-
Order
4
Symmetries
8y y' y2 Reverse+ any: M S x2 z2
Derivatives
C1 u dM S RF LF Reverse Reverse+ any: y y' y2
C3 u d' u+ d-
C4 u² d² u++ d++

3. Orientation of Three Centers 13 cases

D. Three Adjacent Centers 5 cases

D1 u² f r u++ f+ r+
D2 u² f' r' u++ f- r-
D3 u² f r' u++ f+ r-
D4 u² f' r u++ f- r+
D5 u² f² r² u++ f++ r++

E. Three Same Layer Centers 8 cases

E1 u² f b u++ f+ b+
E2 u² f' b' u++ f- b-
E3 u² f b' u++ f+ b-
E4 u f² b u+ f++ b+
Order
4
Symmetries
2Reverse+ M
Derivatives
E5 u' f² b'M Reverse
E5 u' f² b' u- f++ b-
Order
4
Symmetries
2Reverse+ M
Derivatives
E4 u f² bM Reverse
E6 u f² b' u+ f++ b-
E7 u' f² b u- f++ b+
E8 u² f² b² u++ f++ b++

4. Orientation of Four Centers 38 cases

4a. Four Adjacent Centers 25 cases

F. Quarter Turns 10 cases

F1 u f r l u+ f+ r+ l+
F2 u' f' r' l' u- f- r- l-
F3 u f r' l' u+ f+ r- l-
Order
4
Symmetries
4UF Reverse+ M Reverse+ FU
Derivatives
F4 u' f' r lM FU Reverse
F4 u' f' r l u- f- r+ l+
Order
4
Symmetries
4UF Reverse+ M Reverse+ FU
Derivatives
F3 u f r' l'M FU Reverse
F5 u f' r l' u+ f- r+ l-
Order
4
Symmetries
2Reverse+ UF
Derivatives
F6 u' f r l'M Reverse+ FU
F6 u' f r l' u- f+ r+ l-
Order
4
Symmetries
2Reverse+ UF
Derivatives
F5 u f r' l'M Reverse+ FU
F7 u f' r' l' u+ f- r- l-
F8 u' f r l u- f+ r+ l+
F9 u f r l' u+ f+ r+ l-
F10 u' f' r' l u- f- r- l+

G. Half Turns (Asymmetric) 8 cases

G1 u² f r² l u++ f+ r++ l+
G2 u² f' r² l' u++ f- r++ l-
G3 u² f r² l' u++ f+ r++ l-
Order
4
Derivatives
G4 u² f' r² lReverse
G7 u f² r² l'Reverse+ FU
G8 u' f² r² lFU
G4 u² f' r² l u++ f- r++ l+
Order
4
Derivatives
G3 u² f r² l'Reverse
G7 u f² r² l'FU
G8 u' f² r² lReverse+ FU
G5 u f² r² l u+ f++ r++ l+
G6 u' f² r² l' u- f++ r++ l-
G7 u f² r² l' u+ f++ r++ l-
Order
4
Derivatives
G8 u' f² r² lReverse
G3 u² f r² l'Reverse+ FU
G4 u² f' r² lFU
G8 u' f² r² l u- f++ r++ l+
Order
4
Derivatives
G7 u f² r² l'Reverse
G3 u² f r² l'FU
G4 u² f' r² lReverse+ FU

H. Half Turns (Symmetric) 7 cases

H1 u² f² r l u++ f++ r+ l+
H2 u² f² r' l' u++ f++ r- l-
H3 u² f² r l' u++ f++ r+ l-
H4 u f r² l² u+ f+ r++ l++
H5 u' f' r² l² u- f- r++ l++
H6 u f' r² l² u+ f- r++ l++
H7 u² f² r² l² u++ f++ r++ l++

4b. Four Same Layer Centers 13 cases

I. Quarter Turns 6 cases

I1 u d f b u+ d+ f+ b+

u d f b

Order
4
Symmetries
16x x2 x' y2 z2 UF UB Reverse+ any: M E S FU BU Mx Mx2 Mx'
Derivatives
I2 u' d' f' b'M E S FU BU Mx Mx2 Mx' Reverse Reverse+ any: x x2 x' y2 z2 UF UB
I2 u' d' f' b' u- d- f- b-

u' d' f' b'

Order
4
Symmetries
16x x2 x' y2 z2 UF UB Reverse+ any: M E S FU BU Mx Mx2 Mx'
Derivatives
I1 u d f bM E S FU BU Mx Mx2 Mx' Reverse Reverse+ any: x x2 x' y2 z2 UF UB
I3 u d' f b' u+ d- f+ b-
I4 u d f' b' u+ d+ f- b-
I5 u d' f' b' u+ d- f- b-
I6 u' d f b u- d+ f+ b+

J. Half Turns 7 cases

J1 u² d f² b u++ d+ f++ b+
J2 u² d' f² b' u++ d- f++ b-
J3 u² d f² b' u++ d+ f++ b-
J4 u² d² f b u++ d++ f+ b+
J5 u² d² f' b' u++ d++ f- b-
J6 u² d² f b' u++ d++ f b-
J7 u² d² f² b² u++ d++ f++ b++

5. Orientation of Five Centers 34 cases

5a. Single Half Turn 22 cases

K. Single Half Turn u++ 6 cases

K1 u² f b r l u++ f+ b+ r+ l+
K2 u² f' b' r' l' u++ f- b- r- l-
K3 u² f b r' l' u++ f+ b+ r- l-
K4 u² f b' r l' u++ f+ b- r+ l-
K5 u² f b' r' l' u++ f+ b- r+ l+
K6 u² f' b r l u++ f- b+ r- l-

L. Single Half Turn f++ (Symmetric) 8 cases

L1 u f² b r l u+ f++ b+ r+ l+
L2 u' f² b' r' l' u- f++ b- r- l-
L3 u f² b r' l' u+ f++ b+ r- l-
L4 u' f² b' r l u- f++ b- r+ l+
L5 u f² b' r l u+ f++ b- r+ l+
Order
4
Symmetries
2Reverse+ M
Derivatives
L6 u' f² b r' l'M Reverse
L6 u' f² b r' l' u- f++ b+ r- l-
Order
4
Symmetries
2Reverse+ M
Derivatives
L5 u' f² b r' l'M Reverse
L7 u f² b' r' l' u+ f++ b+ r+ l-
L8 u' f² b r l u- f++ b- r- l+

M. Single Half Turn f++ (Asymmetric) 8 cases

M1 u f² b' r l' u+ f++ b- r+ l-
M2 u' f² b r' l u- f++ b+ r- l+
M3 u f² b' r' l u+ f++ b- r- l+
M4 u' f² b r l' u- f++ b+ r+ l-
M5 u f² b r l' u+ f++ b+ r- l+
M6 u' f² b' r' l u- f++ b- r+ l-
M7 u f² b r' l u+ f++ b+ r- l+
M8 u' f² b' r l' u- f++ b- r- l-

5b. Multiple Half Turns 12 cases

N. Multiple Half Turns (Asymmetric) 4 cases

N1 u² f² b r² l u++ f++ b+ r++ l+
Order
4
Symmetries
2Reverse+ RF
Derivatives
N2 u² f² b' r² l'RF Reverse
N2 u² f² b' r² l' u++ f++ b- r++ l-
Order
4
Symmetries
2Reverse+ RF
Derivatives
N1 u² f² b r² lRF Reverse
N3 u² f² b r² l' u++ f++ b+ r++ l-
N4 u² f² b' r² l u++ f++ b- r++ l+

O. Multiple Half Turns (Symmetric) 8 cases

O1 u² f² b² r l u++ f++ b++ r+ l+
O2 u² f² b² r' l' u++ f++ b++ r- l-
O3 u² f² b² r l' u++ f++ b++ r+ l-
O4 u f² b r² l² u+ f++ b++ r+ l++
O5 u' f² b' r² l² u- f++ b++ r- l++
O6 u f² b' r² l² u+ f++ b++ r- l++
O7 u' f² b r² l² u- f++ b++ r+ l++
O8 u² f² b² r² l² u++ f++ b++ r++ l++

6. Orientation of All Six Centers 33 cases

P. Quarter Turns 10 cases

P1 u d f b r l u+ d+ f+ b+ r+ l+

u d f b r l

Order
4
Symmetries
48 → all 23 Rotations Reverse+ all 9 Reflections Reverse+ all 15 Rotoreflections
Derivatives
P2 u' d' f' b' r' l'Reverse and its symmetries
P2 u' d' f' b' r' l' u- d- f- b- r- l-

u' d' f' b' r' l'

Order
4
Symmetries
48→ all 23 Rotations Reverse+ all 9 Reflections Reverse+ all 15 Rotoreflections
Derivatives
P1 u d f b r lReverse and its symmetries
P3 u d f' b' r' l' u+ d+ f- b- r- l-
Order
4
Symmetries
16y y2 y' x2 z2 FR FL Reverse+ any: M E S RF RL Mx2 Ey Ey'
Derivatives
P4 u' d' f b r lReverse and all its symmetries
P4 u' d' f b r l u- d- f+ b+ r+ l+
Order
4
Symmetries
16y y2 y' x2 z2 FR FL Reverse+ any: M E S RF RL Mx2 Ey Ey'
Derivatives
P3 u' d' f b r lReverse and all its symmetries
P5 u d' f b' r l u+ d- f+ b- r+ l+
P6 u' d f' b r' l' u- d+ f- b+ r- l-
P7 u d' f b' r l' u+ d- f+ b- r+ l-
P8 u d' f b r' l' u+ d- f+ b+ r- l-
P9 u d' f' b' r' l' u+ d- f- b- r- l-
P10 u' d f b r l u- d+ f+ b+ r+ l+

Q. Two Adjacent Half Turns 10 cases

Q1 u² d f² b r l u++ d+ f++ b+ r+ l+
Q2 u² d' f² b' r' l' u++ d- f++ b- r- l-
Q3 u² d f² b r' l' u++ d- f++ b- r+ l+
Q4 u² d' f² b' r l u++ d- f++ b- r+ l+
Q5 u² d f² b' r l' u++ d+ f++ b- r+ l-
Q6 u² d' f² b r l' u++ d- f++ b+ r+ l-
Q7 u² d f² b r l' u++ d- f++ b+ r+ l-
Q8 u² d f² b' r' l u++ d+ f++ b- r- l+
Q9 u² d' f² b r l u++ d- f++ b+ r+ l+
Order
4
Symmetries
2Reverse+ M
Derivatives
26 u² d f² b' r' l'M Reverse
Q10 u² d f² b' r' l' u++ d+ f++ b- r- l-
Order
4
Symmetries
2Reverse+ M
Derivatives
25 u² d' f² b r lM Reverse

R. Two Opposite Half Turns 6 cases

R1 u² d² f b r l u++ d++ f+ b+ r+ l+
Order
4
Symmetries
16y y2 y' x2 z2 FR FL
Reverse+ any: M E S RF LF Mx2 Ey Ey'
Derivatives
R2 u² d² f' b' r' l'M E S RF LF Mx2 Ey Ey' Reverse
Reverse+ any: y y2 y' x2 z2 FR FL
R2 u² d² f' b' r' l' u++ d++ f- b- r- l-
Order
4
Symmetries
16y y2 y' x2 z2 FR FL
Reverse+ any: M E S RF LF Mx2 Ey Ey'
Derivatives
R1 u² d² f b r lM E S RF LF Mx2 Ey Ey' Reverse
Reverse+ any: y y2 y' x2 z2 FR FL
R3 u² d² f b' r l' u++ d++ f+ b- r+ l-
Order
4
Symmetries
8LF FR Mx2 Reverse+ any: E RF y2 FL
R4 u² d² f b r' l' u++ d++ f+ b+ r- l-
R5 u² d² f b' r' l' u++ d++ f+ b- r- l-
R6 u² d² f' b r l u++ d++ f- b+ r+ l+

S. Multiple Half Turns 7 cases

S1 u² d f² b r² l² u++ d+ f++ b+ r++ l++
S2 u² d' f² b' r² l² u++ d- f++ b- r++ l++
S3 u² d' f² b r² l² u++ d- f++ b+ r++ l++
S4 u² d² f² b² r l u++ d++ f++ b++ r+ l+
S5 u² d² f² b² r' l' u++ d++ f++ b++ r- l-
S6 u² d² f² b² r l' u++ d++ f++ b++ r+ l-
S7 u² d² f² b² r² l² u++ d++ f++ b++ r++ l++