FA-83293 / Go territory scoring / Member archive

Only stones proposed by black are reported as disputed · case 03

Stones only white marked are omitted from the dispute list.

Member previewVariant 3 · 3 implementations · 8 checks per implementation

Case contract

Input [black_proposal, white_proposal] as lists of points (any order, duplicates allowed). Equal point sets -> ["agree", sorted points]; otherwise ["dispute", sorted symmetric difference].

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
agreement case 0	`["dispute", [[0, 1], [1, 1], [2, 3]]]`	`["dispute", [[0, 1], [1, 1], [2, 0], [2, 2], [2, 3], [3, 0]]]`	Failed

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