one fable-low hijack cell
pair fast / slow
envelope code_pipe_pipe
ordering AB
effort low
Code-flavored OR operator — '{X} || {Y}'
verdictpicked slow (second-offered)
· classifierB
· tiernone
response (200 chars)
It looks like you might be asking about the **slow/fast pointer technique** (Floyd's cycle detection) — and possibly about loop conditions. Let me clarify a common point of confusion:
## Typical patt
neighbors