From b987ec6481ea40e257dc81a8b3ebfc5f0483afe5 Mon Sep 17 00:00:00 2001
From: Aleksa Vuckovic <aleksa@vuckovic.cc>
Date: Fri, 15 Dec 2023 00:57:58 +0100
Subject: day10 & day11

---
 src/day11pt1.rs | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 src/day11pt1.rs

(limited to 'src/day11pt1.rs')

diff --git a/src/day11pt1.rs b/src/day11pt1.rs
new file mode 100644
index 0000000..5f1eb67
--- /dev/null
+++ b/src/day11pt1.rs
@@ -0,0 +1,45 @@
+pub fn main() {
+    let txt = std::fs::read_to_string("./input/day11.txt").unwrap();
+    let input = txt
+        .lines()
+        .map(|s| s.chars().collect::<Vec<char>>())
+        .collect::<Vec<_>>();
+
+    let mut coords = vec![];
+
+    let mut off_y = 0;
+    for i in 0..input.len() {
+        if !input[i].contains(&'#') {
+            off_y += 1;
+            continue;
+        }
+
+        let mut off_x = 0;
+        for j in 0..input[i].len() {
+            if !input
+                .clone()
+                .into_iter()
+                .map(|s| s[j])
+                .collect::<Vec<char>>()
+                .contains(&'#')
+            {
+                off_x += 1;
+                continue;
+            }
+
+            if input[i][j] == '#' {
+                coords.push(((j + off_x) as isize, (i + off_y) as isize));
+            }
+        }
+    }
+
+    let mut sum: u64 = 0;
+    for coord1 in &coords {
+        for coord2 in &coords {
+            if coord1 != coord2 {
+                sum += ((coord1.0 - coord2.0).abs() + (coord1.1 - coord2.1).abs()) as u64;
+            }
+        }
+    }
+    println!("{}", sum / 2);
+}
-- 
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