beginning of days 4 and 5

day4/rust/Cargo.toml

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

day4/rust/src/main.rs

@@ -0,0 +1,16 @@
+use std::fs;
+
+fn main() {
+    let input = fs::read_to_string("../input.txt").expect("Could not read file");
+
+    let numbers: Vec<&str> = input.split('\n').next().unwrap().split(',').collect();
+    for i in numbers.iter() {
+        println!("{}", i);
+    }
+
+    let boards: Vec<&str> = input.split("\n\n").collect();
+    println!("{}", boards.len());
+    for i in boards.iter() {
+        println!("{:?}", i);
+    }
+}