FL and DL
Flips
Without UF
Seen during memo: an edge in place with its colours the wrong way round.
Your status
Algorithms (4)
S U' R' E R U' R' E' R2 E2 R' U R E2 R' U
S'
My choice
23 HTM · 17 STM · 28 QTM
rotationless
<U,R,E,S>
One hand: needs L, B, S or E
BLDDB, on 6 solvers' sheets
u' L E' L2 E L2 F2 L' S L F2 L' S' u
18 HTM · 14 STM · 22 QTM
rotationless
<U,F,L,E,S>
One hand: needs L, B, S or E
BLDDB, on 3 solvers' sheets
S' R' E R2 E' R' S l' E R E' l E R' E'
23 HTM · 15 STM · 24 QTM
rotationless
<R,L,E,S>
One hand: needs L, B, S or E
BLDDB, on 3 solvers' sheets
S' R' E R2 E' R2 F2 R S' R' F2 R S2
18 HTM · 13 STM · 24 QTM
rotationless
<R,F,E,S>
One hand: needs L, B, S or E
BLDDB, on 2 solvers' sheets
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: u' S L F2 L' S' L F2 L2 E' L2 E L' u. Every algorithm above was run by our logic engine from that state and reaches "solved".