y2023/ex11 performance improvements

y2023/ex11/Cargo.toml

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+[package]
+name = "y2023ex11"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+
+[[bench]]
+name = "bench_y2023ex11"
+harness = false
+
+[dev-dependencies]
+criterion = "0.5.1"

y2023/ex11/README.md

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+# Day 11: TODO: ADD TITLE HERE
+
+[Check it out on adventofcode.com](https://adventofcode.com/2023/day/11)
+
+## Part One
+
+TODO: ADD DESCRIPTION HERE
+
+Your puzzle answer was `?`. (TODO: )
+
+## Part Two
+
+TODO: ADD DESCRIPTION HERE
+
+Your puzzle answer was `?`. (TODO: )

y2023/ex11/benches/bench_y2023ex11.rs

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+use criterion::{black_box, criterion_group, criterion_main, Criterion};
+use y2023ex11::{part1, part2};
+
+fn criterion_benchmark(c: &mut Criterion) {
+    let input = include_str!("../input.txt");
+    c.bench_function("y2023ex11::part1", |b| b.iter(|| part1(black_box(input))));
+    c.bench_function("y2023ex11::part2", |b| b.iter(|| part2(black_box(input))));
+}
+
+criterion_group!(benches, criterion_benchmark);
+criterion_main!(benches);