From 2ecc65bab8292a8cd27fedf36d07e0d86f929a99 Mon Sep 17 00:00:00 2001
From: Reiner Herrmann <reiner@reiner-h.de>
Date: Thu, 2 Dec 2021 11:00:54 +0100
Subject: day2

---
 src/lib.rs | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'src/lib.rs')

diff --git a/src/lib.rs b/src/lib.rs
index 6befee8..2f99150 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -4,9 +4,15 @@ pub fn read_file(day: u8) -> String {
     std::fs::read_to_string(filename).unwrap()
 }
 
-pub fn read_numbers(day: u8) -> Vec<usize> {
+pub fn read_lines(day: u8) -> Vec<String> {
     read_file(day).split('\n')
                   .filter(|n| !n.is_empty())
-                  .map(|n| n.parse::<usize>().unwrap())
+                  .map(String::from)
                   .collect()
 }
+
+pub fn read_numbers(day: u8) -> Vec<usize> {
+    read_lines(day).iter()
+                   .map(|n| n.parse::<usize>().unwrap())
+                   .collect()
+}
-- 
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