diff options
| -rw-r--r-- | src/solvers.rs | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/src/solvers.rs b/src/solvers.rs index 24b7e2c..cf46030 100644 --- a/src/solvers.rs +++ b/src/solvers.rs @@ -73,6 +73,21 @@ impl<T: num::PrimInt> Solver<T> { } pub fn solve(&mut self) -> Wall { - Wall::create_empty(self.w) + let wall = Wall::create_empty(self.w); + wall.heights + .iter() + .take(2) + .zip(0..1) + .for_each(|(x, i)| self.set_stone(*x as usize, i)); + wall + } + + fn set_stone(&mut self, row: usize, stone: u32) { + self.solve_stack[row] = + self.solve_stack[row] | T::from(1 << stone).expect("Stone placing index out of bounds"); + } + + fn get_stone(&self, row: usize, stone: u32) { + self.solve_stack[row] & T::from(1 << stone).expect("Requested stone index out of bounds"); } } |