FA-83197 / Go territory scoring / Member archive

Dead stones are rendered as unknown points that neutralise territory · case 02

A dead invader turns the surrounding territory into dame.

Member previewVariant 2 · 3 implementations · 8 checks per implementation

Case contract

Input [board, dead_points]. Remove dead stones, then render each point: live stones as B/W, territory (region bordered by one colour) as lower-case b/w, other empty points as "?". Return rows.

Why this case matters

Go servers and scoring tools compute this value automatically; a wrong answer changes a game result.

One recorded failure

Sample boundary fixture

This sample comes from the broken implementation of a controlled reproducer.

Boundary fixture	Actual	Expected	Outcome
ownership map case 7	`["BB?B", "B??B", "B??B", "BBBB"]`	`["BBbB", "BbbB", "BbbB", "BBBB"]`	Failed

MEMBER ARCHIVE

The complete case is available to members.

This record includes three runnable implementations, regression fixtures, execution results, and source hashes.

Member access is invitation-based. Sign in with your invited account to inspect the sources.