From 8089545c22b1ae4a98e967f070c3e298e6808961 Mon Sep 17 00:00:00 2001
From: Aleksa Vuckovic <aleksa@vuckovic.cc>
Date: Wed, 6 Dec 2023 01:45:05 +0100
Subject: Initial commit

---
 src/day1pt1.rs | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 src/day1pt1.rs

(limited to 'src/day1pt1.rs')

diff --git a/src/day1pt1.rs b/src/day1pt1.rs
new file mode 100644
index 0000000..643fcd6
--- /dev/null
+++ b/src/day1pt1.rs
@@ -0,0 +1,21 @@
+use regex::Regex;
+
+pub fn main() {
+    let mut sum: u32 = 0;
+
+    let txt = std::fs::read_to_string("./input/day1.txt").unwrap();
+    let re = Regex::new(r"\d").unwrap();
+
+    for line in txt.lines() {
+        let capt = re.find_iter(line).collect::<Vec<_>>();
+        sum += capt.get(0).unwrap().as_str().parse::<u32>().unwrap() * 10
+            + capt
+                .get(capt.len() - 1)
+                .unwrap()
+                .as_str()
+                .parse::<u32>()
+                .unwrap();
+    }
+
+    println!("{}", sum);
+}
-- 
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