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earlier discussion on HN about the miracle sudoku: https://news.ycombinator.com/item?id=23219360 https://news.ycombinator.com/item?id=23219360
by homarp 6y ago
earlier discussion on HN about the miracle sudoku: https://news.ycombinator.com/item?id=23219360 https://news.ycombinator.com/item?id=23219360