1 files changed, 10 insertions, 0 deletions
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..501b2f7
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,10 @@
+pub fn read_file(day: u8) -> String {
+    let filename = format!("inputs/day{}", day);
+    std::fs::read_to_string(filename).unwrap()
+}
+
+pub fn read_lines(day: u8) -> Vec<String> {
+    read_file(day).split_terminator('\n')
+                  .map(String::from)
+                  .collect()
+}