QA
Corner comms
Q first
From memo: the pair's letters are the case. The diagram shows the buffer and both targets lettered, the rest greyed.
Your status
Algorithms (4)
R' U' D R D R' U2 R D' R' U' D' R
My choice
13 HTM · 13 STM · 14 QTM
3-gen
rotationless
<U,R,D>
One hand: R, U and M with F or D
BLDDB, on 31 solvers' sheets
R' D' R' D R U2 R' D' R U2 D R
12 HTM · 12 STM · 14 QTM
3-gen
rotationless
<U,R,D>
One hand: R, U and M with F or D
BLDDB, on 29 solvers' sheets
r' U2 r' B2 r U2 r' B2 r2
9 HTM · 9 STM · 14 QTM
3-gen
rotationless
<U,R,B>
One hand: needs L, B, S or E
BLDDB, on 3 solvers' sheets
R' U2 L' D2 L U2 L' D2 R L
10 HTM · 10 STM · 14 QTM
rotationless
<U,R,D,L>
One hand: needs L, B, S or E
BLDDB, on 3 solvers' sheets
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: R' D' U2 R' D R U2 R' D' R D R. Every algorithm above was run by our logic engine from that state and reaches "solved".