commit af727f4c7601e08959a1f954b3b508618be52bda
Author: Hans Goor <me@eyedevelop.org>
Date:   Thu Apr 11 20:03:52 2024 +0200

    Added day 1 in Rust and Uiua

diff --git a/2019/inputs/day1.txt b/2019/inputs/day1.txt
new file mode 100644
index 0000000..7103b54
--- /dev/null
+++ b/2019/inputs/day1.txt
@@ -0,0 +1,101 @@
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+
diff --git a/2019/rust/.gitignore b/2019/rust/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/2019/rust/.gitignore
@@ -0,0 +1 @@
+/target
diff --git a/2019/rust/Cargo.lock b/2019/rust/Cargo.lock
new file mode 100644
index 0000000..8d2617a
--- /dev/null
+++ b/2019/rust/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "aoc2019"
+version = "0.1.0"
diff --git a/2019/rust/Cargo.toml b/2019/rust/Cargo.toml
new file mode 100644
index 0000000..b630693
--- /dev/null
+++ b/2019/rust/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "aoc2019"
+version = "0.1.0"
+edition = "2021"
+
+[lib]
+path = "src/lib.rs"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/2019/rust/src/bin/day1.rs b/2019/rust/src/bin/day1.rs
new file mode 100644
index 0000000..9c296db
--- /dev/null
+++ b/2019/rust/src/bin/day1.rs
@@ -0,0 +1,41 @@
+use aoc2019::util::read_file;
+use std::io;
+
+fn fuel(mass: i32) -> i32 {
+    mass / 3 - 2
+}
+
+fn total_fuel(mass: i32) -> i32 {
+    let f = fuel(mass);
+    if f <= 0 {
+        return 0;
+    }
+
+    f + total_fuel(f)
+}
+
+fn part1(lines: &Vec<String>) -> i32 {
+    lines
+        .iter()
+        .map(|l| str::parse::<i32>(l.as_str()))
+        .map(Result::unwrap)
+        .map(fuel)
+        .sum()
+}
+
+fn part2(lines: &Vec<String>) -> i32 {
+    lines
+        .iter()
+        .map(|l| str::parse::<i32>(l.as_str()))
+        .map(Result::unwrap)
+        .map(total_fuel)
+        .sum()
+}
+
+fn main() -> io::Result<()> {
+    let file = read_file()?;
+    println!("{}", part1(&file));
+    println!("{}", part2(&file));
+
+    Ok(())
+}
diff --git a/2019/rust/src/lib.rs b/2019/rust/src/lib.rs
new file mode 100644
index 0000000..cace8fa
--- /dev/null
+++ b/2019/rust/src/lib.rs
@@ -0,0 +1,2 @@
+pub mod util;
+
diff --git a/2019/rust/src/util.rs b/2019/rust/src/util.rs
new file mode 100644
index 0000000..240ce85
--- /dev/null
+++ b/2019/rust/src/util.rs
@@ -0,0 +1,13 @@
+use std::{env, fs, io};
+
+pub fn read_file() -> Result<Vec<String>, std::io::Error> {
+    let first_arg = env::args()
+        .nth(1)
+        .ok_or_else(|| io::Error::new(io::ErrorKind::Other, "No file given to read!"))?;
+
+    Ok(fs::read_to_string(first_arg)?
+        .lines()
+        .map(String::from)
+        .filter(|s| !s.is_empty())
+        .collect())
+}
diff --git a/2019/uiua/day1.ua b/2019/uiua/day1.ua
new file mode 100644
index 0000000..d2d3040
--- /dev/null
+++ b/2019/uiua/day1.ua
@@ -0,0 +1,10 @@
+~ "util.ua" ~ Lines
+
+# Util
+Mass ← -2⌊÷3
+
+# Part 1
+/+ Mass ⋕ Lines "../inputs/day1.txt"
+
+# Part 2
+/+∵(/+↘¯1◌⍢(⊃Mass⊂) (>0) :[]) ⋕ Lines "../inputs/day1.txt"
diff --git a/2019/uiua/util.ua b/2019/uiua/util.ua
new file mode 100644
index 0000000..89e7b5b
--- /dev/null
+++ b/2019/uiua/util.ua
@@ -0,0 +1 @@
+Lines ← ⊜□≠@\n.&fras