diff --git a/.gitignore b/2023/.gitignore
similarity index 100%
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diff --git a/Cargo.lock b/2023/Cargo.lock
similarity index 100%
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diff --git a/Cargo.toml b/2023/Cargo.toml
similarity index 100%
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diff --git a/day-1/Cargo.toml b/2023/day-1/Cargo.toml
similarity index 100%
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diff --git a/day-1/src/lib.rs b/2023/day-1/src/lib.rs
similarity index 100%
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diff --git a/day-1/src/main.rs b/2023/day-1/src/main.rs
similarity index 100%
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diff --git a/day-1/src/part1.rs b/2023/day-1/src/part1.rs
similarity index 100%
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diff --git a/day-1/src/part2.rs b/2023/day-1/src/part2.rs
similarity index 100%
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diff --git a/day-2/Cargo.toml b/2023/day-2/Cargo.toml
similarity index 100%
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diff --git a/day-2/src/lib.rs b/2023/day-2/src/lib.rs
similarity index 100%
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similarity index 100%
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diff --git a/day-2/src/part1.rs b/2023/day-2/src/part1.rs
similarity index 100%
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diff --git a/day-2/src/part2.rs b/2023/day-2/src/part2.rs
similarity index 100%
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diff --git a/day-3/Cargo.toml b/2023/day-3/Cargo.toml
similarity index 100%
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diff --git a/day-3/src/lib.rs b/2023/day-3/src/lib.rs
similarity index 100%
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similarity index 100%
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similarity index 100%
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similarity index 100%
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diff --git a/day-4/Cargo.toml b/2023/day-4/Cargo.toml
similarity index 100%
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diff --git a/day-4/src/lib.rs b/2023/day-4/src/lib.rs
similarity index 100%
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diff --git a/day-4/src/main.rs b/2023/day-4/src/main.rs
similarity index 100%
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diff --git a/day-4/src/part1.rs b/2023/day-4/src/part1.rs
similarity index 100%
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diff --git a/day-4/src/part2.rs b/2023/day-4/src/part2.rs
similarity index 100%
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diff --git a/day-5/Cargo.toml b/2023/day-5/Cargo.toml
similarity index 100%
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rename to 2023/day-5/Cargo.toml
diff --git a/day-5/src/lib.rs b/2023/day-5/src/lib.rs
similarity index 100%
rename from day-5/src/lib.rs
rename to 2023/day-5/src/lib.rs
diff --git a/day-5/src/main.rs b/2023/day-5/src/main.rs
similarity index 100%
rename from day-5/src/main.rs
rename to 2023/day-5/src/main.rs
diff --git a/day-5/src/part1.rs b/2023/day-5/src/part1.rs
similarity index 84%
rename from day-5/src/part1.rs
rename to 2023/day-5/src/part1.rs
index c201389..b3d7b06 100644
--- a/day-5/src/part1.rs
+++ b/2023/day-5/src/part1.rs
@@ -1,6 +1,6 @@
 #![warn(clippy::all, clippy::pedantic)]
 
-pub fn part1(_input: &str) -> String {
+#[must_use] pub fn part1(_input: &str) -> String {
     "Not Finished".to_string()
 }
 
diff --git a/day-5/src/part2.rs b/2023/day-5/src/part2.rs
similarity index 84%
rename from day-5/src/part2.rs
rename to 2023/day-5/src/part2.rs
index f8c6444..6d0c80a 100644
--- a/day-5/src/part2.rs
+++ b/2023/day-5/src/part2.rs
@@ -1,6 +1,6 @@
 #![warn(clippy::all, clippy::pedantic)]
 
-pub fn part2(_input: &str) -> String {
+#[must_use] pub fn part2(_input: &str) -> String {
     "Not Finished".to_string()
 }