feat: unfinished 2024 day 4 part 1 code

Author: mmvanheusden

Diff for: .gitignore

@@ -11,3 +11,4 @@ Cargo.lock
 *.idea
 *.iml
 *input.txt
+*input

Diff for: 2024/day-4/d4-p1/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "d4-p1"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]

Diff for: 2024/day-4/d4-p1/src/main.rs

@@ -0,0 +1,54 @@
+fn main() {
+    let input = include_str!("../../input");
+    println!("{}", solve_input(input));
+}
+
+fn solve_input(input: &str) -> u16 {
+    // https://www.youtube.com/watch?v=tiLwW8StyBc
+    let zoek = Woordzoeker::from(input);
+
+    zoek.find_str("XMAS");
+    1
+}
+
+#[derive(Debug)]
+struct Woordzoeker(Vec<Vec<char>>);
+
+impl Woordzoeker {
+    fn print(&self) {
+        self.0.iter().for_each(|row| {
+            println!("{}", row.iter().collect::<String>());
+        });
+        println!();
+    }
+
+    fn rotate(&self) -> Self {
+        let columns = self.0.len(); // (m) length
+        let rows = self.0[0].len(); // (n) width
+
+        let mut rotated: Vec<Vec<char>> = vec![];
+        for i in 0..rows {
+            let mut row = vec![];
+            for j in 0..columns {
+                row.push(self.0[j][i]);
+            }
+            rotated.push(row);
+        }
+
+        Woordzoeker(rotated)
+    }
+
+    fn find_str(&self, target: &str) {
+    }
+}
+
+impl From<&str> for Woordzoeker {
+    fn from(aoc_input: &str) -> Self {
+        Woordzoeker(
+            aoc_input
+                .lines()
+                .map(|line| line.chars().collect())
+                .collect()
+        )
+    }
+}