add elapsed time for each day to output

src/main.rs

@@ -17,16 +17,7 @@ fn main() {
             .iter()
             .sorted_by_key(|entry| entry.0)
             .for_each(|(d, f)| {
-                println!("Day {d}:");
-                let start = Instant::now();
-                f();
-                let duration = start.elapsed();
-                println!(
-                    "{color}{italic}Took {duration:?}{reset_formatting}",
-                    color = "\x1b[38;5;247m",
-                    italic = "\x1b[3m",
-                    reset_formatting = "\x1b[0m"
-                );
+                run(*d, f);
             });
         return;
     };
@@ -40,6 +31,18 @@ fn main() {
         return;
     };
 
-    println!("Day {day}:");
-    f();
+    run(day, f);
+}
+
+fn run(d: u8, f: &fn()) {
+    println!("Day {d}:");
+    let start = Instant::now();
+    f();
+    let duration = start.elapsed();
+    println!(
+        "{color}{italic}Took {duration:?}{reset_formatting}",
+        color = "\x1b[38;5;247m",
+        italic = "\x1b[3m",
+        reset_formatting = "\x1b[0m"
+    );
 }