Started on aoc 2015, finished day 1

advent_of_code/2015/1/Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "main"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

advent_of_code/2015/1/src/main.rs

@@ -0,0 +1,32 @@
+fn main() {
+    println!("Hello, this is Patrick!");
+
+    let input_txt = include_str!("../input.txt");
+
+    let mut floor = 0;
+
+    for parenthesis in input_txt.chars() {
+        match parenthesis {
+            '(' => floor += 1,
+            ')' => floor -= 1,
+            _ => (),
+        }
+    }
+
+    println!("Santa needs to go to floor {}", floor);
+
+    let input_txt = include_str!("../input.txt");
+    let mut floor = 0;
+
+    for (idx, parenthesis) in input_txt.chars().enumerate() {
+        match parenthesis {
+            '(' => floor += 1,
+            ')' => floor -= 1,
+            _ => (),
+        }
+        if floor == -1 {
+            println!("Santa first reaches the basement at position {}", idx + 1);
+            break;
+        }
+    }
+}