diff --git a/Cargo.toml b/Cargo.toml
index d208614..fe402b9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,7 +25,6 @@ clap = { version = "4.0.29", features = ["derive"] }
 chrono = "0.4.31"
 anyhow = "1.0.75"
 
-
 [profile.release]
 overflow-checks = true
 incremental = true
diff --git a/aoc_2021/src/day_10.rs b/aoc_2021/src/day_10.rs
index 19a5422..b2ab45c 100644
--- a/aoc_2021/src/day_10.rs
+++ b/aoc_2021/src/day_10.rs
@@ -52,7 +52,7 @@ fn part_b(input: &str) -> Answer {
         }
 
         if !is_corrupted {
-            let mut score = 0;
+            let mut score = 0u64;
             while let Some(ch) = queue.pop() {
                 score = 5 * score
                     + match ch {
diff --git a/aoc_2022/src/day_19.rs b/aoc_2022/src/day_19.rs
index 7c1bbcb..567aea2 100644
--- a/aoc_2022/src/day_19.rs
+++ b/aoc_2022/src/day_19.rs
@@ -47,7 +47,7 @@ impl State {
     fn tick(self) -> Self {
         let mut resources = self.resources;
         for (i, resource) in resources.iter_mut().enumerate() {
-            *resource += self.robots[i];
+            *resource = resource.saturating_add(self.robots[i]);
         }
 
         Self { resources, ..self }
diff --git a/aoc_2022/src/day_23.rs b/aoc_2022/src/day_23.rs
index 9140c6f..de01b20 100644
--- a/aoc_2022/src/day_23.rs
+++ b/aoc_2022/src/day_23.rs
@@ -3,7 +3,7 @@ use hashbrown::{hash_map::Entry, HashMap, HashSet};
 use common::{solution, Answer};
 use nd_vec::vector;
 
-solution!("Unstable Diffusion", 32);
+solution!("Unstable Diffusion", 23);
 
 type Point = nd_vec::Vec2<isize>;