added script for new day

src/lib.rs

@@ -8,4 +8,5 @@ pub mod day07;
 pub mod day08;
 pub mod day09;
 pub mod day10;
+// PLACEHOLDER
 pub mod utils;

src/main.rs

@@ -15,6 +15,7 @@ fn main() {
         (8, day08::day_main),
         (9, day09::day_main),
         (10, day10::day_main),
+        // PLACEHOLDER
     ]);
     let day: Option<u8> = args().nth(1).and_then(|a| a.parse().ok());
     let Some(day) = day else {

src/template.rs

@@ -1,7 +1,7 @@
 use std::fs::read_to_string;
 
 pub fn day_main() {
-    let input = read_to_string("input/dayXX.txt").unwrap();
+    let input = read_to_string("input/day{{day}}.txt").unwrap();
     let input = input.trim();
     println!(" part1: {}", part1(input));
     println!(" part2: {}", part2(input));