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Update README to explain WASM compilation

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Gabriel Tofvesson 2020-03-13 04:29:42 +01:00
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# Sudoku solver # Sudoku solver
A simple sudoku problem solver because I got bored of solving them manually. A simple sudoku problem solver because I got bored of solving them manually.
## WASM Adaptation
This branch has been specially adapted to work with WebAssembly: specifically,
Emcripten. To compile, simply run `emcc main.c board.c -s WASM=1 -o sudoku.html`
and then open the generated html file in a browser that supports WASM.
**NOTE:** Emscripten has a terrible default *stdin*, so to enter a board into
the program, one must enter it as one line, press **OK**, then, when the second
input text box appears, press **Cancel**.
## File format ## File format
The sudoku solver accepts a file for the following format: The sudoku solver accepts a file for the following format:
* Each row consists of 9 characters (+ newline) * Each row consists of 9 characters (+ newline)