Day 1 done

day-1/src/lib.rs

@@ -1,3 +1,2 @@
-
 pub mod part1;
 pub mod part2;

day-1/src/main.rs

@@ -5,7 +5,7 @@ use day_1::part2::part2;
 
 fn main() {
     let input = include_str!("./input.txt");
-    let (_,part1_result) = part1(input).unwrap();
+    let (_, part1_result) = part1(input).unwrap();
     println!("part 1: {part1_result}");
     let part2_result = part2(input);
     println!("part 2: {part2_result}");

day-1/src/part1.rs

@@ -1,14 +1,32 @@
-use nom::{multi::{separated_list1}, self, character::complete::{alphanumeric1, newline}};
+use nom::{
+    self,
+    character::complete::{alphanumeric1, newline},
+    multi::separated_list1,
+};
 
-pub fn part1(input: &str) -> nom::IResult<&str,String> {
+pub fn part1(input: &str) -> nom::IResult<&str, String> {
     let (_, values) = parse_input(input)?;
     println!("{values:?}");
-    Ok(("", values.iter().map(|v| v.first().unwrap() * 10 + v.last().unwrap() ).sum::<u32>().to_string()))
+    Ok((
+        "",
+        values
+            .iter()
+            .map(|v| v.first().unwrap() * 10 + v.last().unwrap())
+            .sum::<u32>()
+            .to_string(),
+    ))
 }
 
 fn parse_input(input: &str) -> nom::IResult<&str, Vec<Vec<u32>>> {
     let (i, j) = separated_list1(newline, alphanumeric1)(input)?;
-    let res = j.iter().map(|v| v.chars().filter_map(|x| x.to_digit(10)).collect::<Vec<u32>>()).collect::<Vec<Vec<u32>>>();
+    let res = j
+        .iter()
+        .map(|v| {
+            v.chars()
+                .filter_map(|x| x.to_digit(10))
+                .collect::<Vec<u32>>()
+        })
+        .collect::<Vec<Vec<u32>>>();
     Ok((i, res))
 }
 
@@ -25,4 +43,5 @@ treb7uchet";
     fn part1_works() {
         let (_, result) = part1(INPUT).unwrap();
         assert_eq!(result, "142".to_string());
-}}
+    }
+}

day-1/src/part2.rs

@@ -1,43 +1,46 @@
-
 pub fn part2(input: &str) -> String {
     let values = input.lines().map(parse_line).collect::<Vec<Vec<u32>>>();
     println!("{values:?}");
-    values.iter().map(|v| v.first().unwrap() * 10 + v.last().unwrap() ).sum::<u32>().to_string()
+    values
+        .iter()
+        .map(|v| v.first().unwrap() * 10 + v.last().unwrap())
+        .sum::<u32>()
+        .to_string()
 }
 
 fn parse_line(line: &str) -> Vec<u32> {
-    (0..line.len()).filter_map(|index| {
+    (0..line.len())
+        .filter_map(|index| {
             let reduced_line = &line[index..];
             let result = if reduced_line.starts_with("one") {
                 Some(1)
-        } else if reduced_line.starts_with("two"){
+            } else if reduced_line.starts_with("two") {
                 Some(2)
-        } else if reduced_line.starts_with("three"){
+            } else if reduced_line.starts_with("three") {
                 Some(3)
-        } else if reduced_line.starts_with("four"){
+            } else if reduced_line.starts_with("four") {
                 Some(4)
-        } else if reduced_line.starts_with("five"){
+            } else if reduced_line.starts_with("five") {
                 Some(5)
-        } else if reduced_line.starts_with("six"){
+            } else if reduced_line.starts_with("six") {
                 Some(6)
-        } else if reduced_line.starts_with("seven"){
+            } else if reduced_line.starts_with("seven") {
                 Some(7)
-        } else if reduced_line.starts_with("eight"){
+            } else if reduced_line.starts_with("eight") {
                 Some(8)
-        } else if reduced_line.starts_with("nine"){
+            } else if reduced_line.starts_with("nine") {
                 Some(9)
-        } else if reduced_line.starts_with("zero"){
+            } else if reduced_line.starts_with("zero") {
                 Some(0)
             } else {
                 reduced_line.chars().next().unwrap().to_digit(10)
             };
 
             result
-
-    }).collect()
+        })
+        .collect()
 }
 
-
 #[cfg(test)]
 mod test {
     use super::*;
@@ -54,4 +57,5 @@ zoneight234
     fn part2_works() {
         let result = part2(INPUT);
         assert_eq!(result, "281".to_string());
-}}
+    }
+}