progree

aoc-01/Cargo.lock

@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "aoc-01"
+version = "0.1.0"

aoc-01/src/main.rs

@@ -1,3 +1,70 @@
-fn main() {
-    println!("Hello, world!");
+use std::fmt;
+use std::{fs::File, io::Read};
+
+struct LocationList {
+    left: Vec<i64>,
+    right: Vec<i64>,
+}
+
+impl LocationList {
+    fn add_entries(&mut self, left: i64, right: i64) {
+        self.left.push(left);
+        self.right.push(right);
+    }
+
+    fn parse_data(&mut self, data: String) {
+        for entry in data.split('\n') {
+            let values = entry.split("   ");
+            let values_vec = values.collect::<Vec<&str>>();
+            self.add_entries(
+                values_vec[0].parse::<i64>().unwrap(),
+                values_vec[1].parse::<i64>().unwrap(),
+            );
+        }
+    }
+
+    fn check_dupes(&mut self) {
+        for (outer_pos, entry_outer) in self.left.iter().enumerate() {
+            for (inner_pos, entry_inner) in self.right.iter().enumerate() {
+                if entry_inner == entry_outer {
+                    println!(
+                        "Outer: {}, Inner: {}, O_Pos: {}, I_POS: {}",
+                        entry_outer, entry_inner, outer_pos, inner_pos
+                    )
+                }
+            }
+        }
+    }
+}
+
+impl fmt::Debug for LocationList {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(
+            f,
+            "Left len: {}, Right len: {}",
+            self.left.len(),
+            self.right.len(),
+        )
+    }
+}
+
+fn load_file(path: String) -> String {
+    let mut buf = String::new();
+    let mut fp = File::open(path).expect("Unable to open file");
+
+    fp.read_to_string(&mut buf).expect("Failed to read file");
+
+    return buf;
+}
+
+fn main() {
+    let mut location_list = LocationList {
+        left: Vec::<i64>::new(),
+        right: Vec::<i64>::new(),
+    };
+    let data = load_file(String::from("input"));
+
+    location_list.parse_data(data);
+
+    println!("{:?}", location_list.check_dupes());
 }

aoc-01/test_input

@@ -0,0 +1,6 @@
+3   4
+4   3
+2   5
+1   3
+3   9
+3   3