Started on aoc day 12

advent_of_code/2022/12/src/main.rs

@@ -0,0 +1,31 @@
+use std::collections::HashMap;
+
+fn main() {
+    let test_input = include_str!("../test.txt")
+        .split_whitespace()
+        .collect::<Vec<&str>>();
+
+    let mut start = (0, 0);
+    let mut end = (0, 0);
+    let mut points : HashMap<(u32, u32), u32> = HashMap::new();
+
+    let mut y = 0;
+    for line in test_input {
+        let mut x = 0;
+        for ch in line.chars() {
+            let mut c = ch;
+            if c == 'S' {
+                c = 'a';
+                start = (x, y);
+            }
+            if c == 'E' {
+                c = 'z';
+                end = (x, y);
+            }
+
+            points.insert((x, y), c as u32 - 'a' as u32);
+            x += 1;
+        }
+        y += 1;
+    }
+}