add library to load data

util/Cargo.toml

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

util/src/lib.rs

@@ -0,0 +1,17 @@
+use std::{fs::File, io::Read};
+
+pub fn get_data(path: &str) -> Vec<String> {
+    let mut data = match File::open(path) {
+        Ok(file) => file,
+        Err(err) => panic!("failed to read the data file: {:?}", err),
+    };
+
+    let mut content = String::new();
+    data.read_to_string(&mut content)
+        .ok()
+        .expect("failed to parse file");
+
+    let lines: Vec<String> = content.split("\n").map(|l| l.to_string()).collect();
+
+    return lines;
+}