FA-83248 / Go territory scoring / Member archive

Captured stones are credited to the captured side · case 03

Replay prisoner totals are swapped for every capture.

Member previewVariant 3 · 3 implementations · 8 checks per implementation

Case contract

Input [size, moves]; each move is [colour, row, col] or [colour, "pass"]. Replay with captures; captured stones are prisoners of the mover; occupied or suicidal moves stop replay with ["illegal", index]. Return [prisoners_B, prisoners_W, final_board_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
replay case 5	`[1, 0, ["BW.", ".WW", "..."]]`	`[0, 1, ["BW.", ".WW", "..."]]`	Failed

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

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