rustfmt

day5/src/main.rs

@@ -5,21 +5,24 @@ fn print_stacks(stacks: &Vec<Vec<char>>) {
 }
 
 fn stacks_message(stacks: &Vec<Vec<char>>) -> String {
-    stacks.iter().map(|v| {
-        v[v.len() - 1]
-    }).fold(String::new(), |mut s, c| {
-        s.push(c);
-        s
-    })
+    stacks
+        .iter()
+        .map(|v| v[v.len() - 1])
+        .fold(String::new(), |mut s, c| {
+            s.push(c);
+            s
+        })
 }
 
 fn main() {
     const INPUT: &str = include_str!("../input.txt");
     let chunks = INPUT.split_once("\n\n").unwrap();
-    
-    let mut stack_lines: Vec<String> = chunks.0.lines().map(|x| -> String {
-        x.to_string() + " "
-    }).collect();
+
+    let mut stack_lines: Vec<String> = chunks
+        .0
+        .lines()
+        .map(|x| -> String { x.to_string() + " " })
+        .collect();
     stack_lines.pop();
     let num_stacks = (stack_lines[0].len() + 1) / 4;
 
@@ -30,11 +33,11 @@ fn main() {
         line += " ";
 
         for i in 0..num_stacks {
-            let c = line.chars().nth(i*4 + 1).unwrap();
+            let c = line.chars().nth(i * 4 + 1).unwrap();
             if c.is_whitespace() {
                 continue;
             }
-            
+
             stacks[i].push(c);
         }
     }
@@ -66,7 +69,7 @@ fn main() {
         let to = split[5].parse::<usize>().unwrap() - 1;
 
         let len = stacks[from].len();
-        let mut x: Vec<char> = stacks[from].drain(len-n..len).collect();
+        let mut x: Vec<char> = stacks[from].drain(len - n..len).collect();
         stacks[to].append(x.as_mut());
     }