FA-83159 / Go territory scoring / Member archive

Eyes inside seki are counted as territory · case 04

Japanese scoring credits eye points of seki groups.

Member previewVariant 4 · 3 implementations · 8 checks per implementation

Case contract

Input [board, seki_points]. Empty regions bordered by exactly one colour are territory, unless the region touches a stone listed as seki or contains a listed empty point. Return [terr_b, terr_w].

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
seki territory case 0	`[4, 0]`	`[0, 0]`	Failed

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