[Rust/2023/01] Add solution

README.md

@@ -1,6 +1,15 @@
 # AdventOfCode
 [Advent of Code](https://adventofcode.com/) solutions in [<img height=12 src=".assets/rs.svg"> Rust](Rust), [<img height=12 src=".assets/hs.svg"> Haskell](Haskell), [<img height=12 src=".assets/py.svg"> Python](Python), [<img height=12 src=".assets/apl.svg"> APL](APL) and [<img height=12 src=".assets/ua.png"> Uiua](Uiua)
 
+## [2023](https://adventofcode.com/2023) ([<img height=18 src=".assets/rs.svg"> Rust](Rust/2023): 1/25)
+|Mo|Tu|We|Th|Fr|Sa|Su|
+|-|-|-|-|-|-|-|
+|||||[**1**](https://adventofcode.com/2023/day/1) [<img height=12 src=".assets/rs.svg">](Rust/2023/01.rs "Rust solution for 2023/01")|[**2**](https://adventofcode.com/2023/day/2)|[**3**](https://adventofcode.com/2023/day/3)|
+|[**4**](https://adventofcode.com/2023/day/4)|[**5**](https://adventofcode.com/2023/day/5)|[**6**](https://adventofcode.com/2023/day/6)|[**7**](https://adventofcode.com/2023/day/7)|[**8**](https://adventofcode.com/2023/day/8)|[**9**](https://adventofcode.com/2023/day/9)|[**10**](https://adventofcode.com/2023/day/10)|
+|[**11**](https://adventofcode.com/2023/day/11)|[**12**](https://adventofcode.com/2023/day/12)|[**13**](https://adventofcode.com/2023/day/13)|[**14**](https://adventofcode.com/2023/day/14)|[**15**](https://adventofcode.com/2023/day/15)|[**16**](https://adventofcode.com/2023/day/16)|[**17**](https://adventofcode.com/2023/day/17)|
+|[**18**](https://adventofcode.com/2023/day/18)|[**19**](https://adventofcode.com/2023/day/19)|[**20**](https://adventofcode.com/2023/day/20)|[**21**](https://adventofcode.com/2023/day/21)|[**22**](https://adventofcode.com/2023/day/22)|[**23**](https://adventofcode.com/2023/day/23)|[**24**](https://adventofcode.com/2023/day/24)|
+|[**25**](https://adventofcode.com/2023/day/25)|26|27|28|29|30|31|
+
 ## [2022](https://adventofcode.com/2022) ([<img height=18 src=".assets/rs.svg"> Rust](Rust/2022): 25/25 | [<img height=18 src=".assets/py.svg"> Python](Python/2022): 18/25 | [<img height=18 src=".assets/hs.svg"> Haskell](Haskell/2022): 9/25 | [<img height=18 src=".assets/ua.png"> Uiua](Uiua/2022): 7/25)
 |Mo|Tu|We|Th|Fr|Sa|Su|
 |-|-|-|-|-|-|-|

Rust/2023/01.rs

@@ -0,0 +1,48 @@
+#![feature(test)]
+
+type Input = Vec<String>;
+
+fn setup(input: &str) -> Input {
+    input.lines().map(ToOwned::to_owned).collect()
+}
+
+fn part1(input: &Input) -> u32 {
+    input
+        .iter()
+        .map(|line| {
+            let digits = line
+                .bytes()
+                .filter(|b| b.is_ascii_digit())
+                .map(|b| (b - b'0') as u32);
+            digits.clone().next().unwrap() * 10 + digits.last().unwrap()
+        })
+        .sum()
+}
+
+fn part2(input: &Input) -> u32 {
+    input
+        .iter()
+        .map(|line| {
+            let bytes = line.as_bytes();
+            let digits = (0..line.len()).filter_map(|i| {
+                let test = |s: &str| &bytes[i..bytes.len().min(i + s.len())] == s.as_bytes();
+                match bytes[i] {
+                    b @ b'0'..=b'9' => Some((b - b'0') as u32),
+                    _ if test("one") => Some(1),
+                    _ if test("two") => Some(2),
+                    _ if test("three") => Some(3),
+                    _ if test("four") => Some(4),
+                    _ if test("five") => Some(5),
+                    _ if test("six") => Some(6),
+                    _ if test("seven") => Some(7),
+                    _ if test("eight") => Some(8),
+                    _ if test("nine") => Some(9),
+                    _ => None,
+                }
+            });
+            digits.clone().next().unwrap() * 10 + digits.last().unwrap()
+        })
+        .sum()
+}
+
+aoc::main!(2023, 1, ex: 1[a], 2[b]);

Rust/Cargo.toml

@@ -220,3 +220,8 @@ path = "2022/24.rs"
 [[bin]]
 name = "2022_25"
 path = "2022/25.rs"
+
+# 2023
+[[bin]]
+name = "2023_01"
+path = "2023/01.rs"

examples/2023/1/1

@@ -0,0 +1,4 @@
+1abc2
+pqr3stu8vwx
+a1b2c3d4e5f
+treb7uchet

examples/2023/1/1.1

@@ -0,0 +1 @@
+142

examples/2023/1/2

@@ -0,0 +1,7 @@
+two1nine
+eightwothree
+abcone2threexyz
+xtwone3four
+4nineeightseven2
+zoneight234
+7pqrstsixteen

examples/2023/1/2.2

@@ -0,0 +1 @@
+281

scripts/generate-readme.py

@@ -27,7 +27,7 @@ print("# AdventOfCode")
 lst = [f"[{logo(k)} {v}]({v})" for k, v in names.items()]
 print(f"[Advent of Code](https://adventofcode.com/) solutions in {', '.join(lst[:-1])} and {lst[-1]}")
 
-for year in range(2022, 2014, -1):
+for year in range(2023, 2014, -1):
     lines = []
     line = [""] * date(year, 12, 1).weekday()
     langs = Counter()