Unfinished day 9 puzzle

Cargo.lock

@@ -14,6 +14,7 @@ dependencies = [
  "day6",
  "day7",
  "day8",
+ "day9",
 ]
 
 [[package]]
@@ -51,6 +52,10 @@ dependencies = [
  "grid",
 ]
 
+[[package]]
+name = "day9"
+version = "0.1.0"
+
 [[package]]
 name = "grid"
 version = "0.9.0"

Cargo.toml

@@ -19,3 +19,4 @@ day5 = { path = "./day5" }
 day6 = { path = "./day6" }
 day7 = { path = "./day7" }
 day8 = { path = "./day8" }
+day9 = { path = "./day9" }

day9/Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "day9"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

day9/src/lib.rs

@@ -0,0 +1,4 @@
+pub fn start() {
+	let input = include_str!("input.txt").replace("\r", "");
+
+}

src/main.rs

@@ -1,4 +1,4 @@
 
 fn main() {
-	day8::start();
+	day9::start();
 }