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ad8c0dc9c4
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Clear pvals when setting cell
This removes the need to check if a cell is determined in solve()
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2022-11-26 14:29:44 +00:00 |
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40c12c3458
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Use LUT for group indexes instead of calculating on-the-fly
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2022-11-26 14:27:34 +00:00 |
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072c3db45b
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Save results to file instead of checking puzzles while solving
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2022-11-24 18:18:49 +00:00 |
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d7394181ba
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Remove uneeded braces in init()
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2022-11-24 12:09:55 +00:00 |
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7c6efa125e
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Remove uneeded branches in update()
Now that the value and possible values are independent, it doesn't
matter if we clobber the possible values of a cell that's been
determined.
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2022-11-24 01:37:48 +00:00 |
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1a84d900f2
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Remove assert() from update()
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2022-11-24 01:35:56 +00:00 |
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f51e9a06b0
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Use uint16_t instead of struct for cell state
- Bits 0-8 are the possible values
- Bits 9-12 is the concrete value
- Bit 15 is 1 if the cell is determined
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2022-11-24 00:38:25 +00:00 |
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e2838d89e3
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Remove gen() function
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2022-11-23 23:46:18 +00:00 |
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3d7a40cc58
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Remove validity check from update()
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2022-11-23 22:31:39 +00:00 |
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f7d132397f
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Add filled() function as a faster alternative to check()
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2022-11-23 22:30:26 +00:00 |
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9bc49daf4c
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Add load() for loading sudokus from text
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2022-11-23 22:17:54 +00:00 |
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37e7c6481a
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Make fill proportion a parameter to gen()
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2022-11-23 17:56:12 +00:00 |
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39d417f2bc
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Implement check() function to verify solver results
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2022-11-23 14:37:10 +00:00 |
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d6b9f3e2e5
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Make generator always produce possible puzzles
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2022-11-21 19:23:30 +00:00 |
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512580ab27
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Implement basic generation and printing
I expect this will probably generate some impossible puzzles, but I'll
deal with that later.
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2022-11-21 14:07:53 +00:00 |
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