73 lines
1.4 KiB
Markdown
73 lines
1.4 KiB
Markdown
# Solitaire Chess Puzzle Generator
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Goal: Generate 'hard' puzzles.
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## Install
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- Install Rust from [here](https://www.rust-lang.org/tools/install).
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- Run `cargo install --git https://github.com/cool-mist/sol_chess` to install the tool.
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- This installs 2 binaries: `sol_chess` and `sol_cli`.
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## Usage
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- Run `sol_chess` to start a windowed GUI game.
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- Run `sol_cli` to start the CLI tool.
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## CLI Usage
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- Generate a puzzle
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```bash
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$ sol_cli -g -n 6
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Generating a puzzle with 6 pieces with a maximum of 5 solutions
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Total attempts: 7
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Total pieces placed: 71
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Success pieces placed: 42
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Total time (ms): 69
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♘ . . .
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♙ . ♖ .
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♔ . ♘ ♙
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. . . .
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id: 202859896274992
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```
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- Solve a puzzle by ID, or by board string
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```bash
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$ sol_cli --solve 202859896274992
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$ sol_cli --solve-board N...P.R.K.NP....
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♘ . . .
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♙ . ♖ .
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♔ . ♘ ♙
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. . . .
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id: 202859896274992
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Found 3 solutions
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1. RxNc2
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2. RxPd2
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3. RxKa2
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4. RxPa3
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5. RxNa4
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```
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## Heuristics of current algorithm
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1. About 6-7 pieces on the board.
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2. Select pieces to place based on its weight.
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3. Eg: Queen is too powerful, so it has lower weightage.
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4. Eg: Knights are confusing. More knights.
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