From 5055786d3db80e45a5c3f128f41866ea78865c45 Mon Sep 17 00:00:00 2001
From: Yigit Sever
Date: Thu, 1 Dec 2022 17:43:04 +0300
Subject: 2022, day1: done

---
 2022/day1/part2/src/main.rs | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 2022/day1/part2/src/main.rs

(limited to '2022/day1/part2/src/main.rs')

diff --git a/2022/day1/part2/src/main.rs b/2022/day1/part2/src/main.rs
new file mode 100644
index 0000000..2a65d1a
--- /dev/null
+++ b/2022/day1/part2/src/main.rs
@@ -0,0 +1,21 @@
+use itertools::Itertools;
+
+fn main() {
+    let input: String = include_str!("../../input").to_string();
+    let mut calories: Vec<usize> = Vec::new();
+
+    for (key, group) in &input.lines().group_by(|line| *line != "") {
+        if key {
+            calories.push(group.into_iter().map(|i| i.parse::<usize>().unwrap()).sum());
+        }
+    }
+
+    println!(
+        "{}",
+        calories
+            .iter()
+            .sorted_by(|a, b| Ord::cmp(b, a))
+            .take(3)
+            .sum::<usize>()
+    );
+}
-- 
cgit v1.2.3-70-g09d2