refactoring

Author: zierh

src/lib.rs

@@ -0,0 +1,13 @@
+use std::{fs::File, io::BufReader};
+
+pub fn open_input() -> BufReader<std::fs::File> {
+    let file = File::open("inputs/input3.txt").expect("error opening file");
+    BufReader::new(file)
+}
+
+pub fn open_example() -> BufReader<std::fs::File> {
+    let file = File::open("inputs/example3.txt").expect("error example");
+    BufReader::new(file)
+}
+
+// fn fetch_input() ->