Prepare future scaffolding.

Also reformat the code, but that is nothing significant.

2018/src/lib.rs

@@ -1,6 +1,8 @@
 extern crate chrono;
-#[macro_use] extern crate intrusive_collections;
-#[macro_use] extern crate itertools;
+#[macro_use]
+extern crate intrusive_collections;
+#[macro_use]
+extern crate itertools;
 extern crate regex;
 
 pub mod common;
@@ -13,6 +15,22 @@ pub mod day06;
 pub mod day07;
 pub mod day08;
 pub mod day09;
+pub mod day10;
+pub mod day11;
+pub mod day12;
+pub mod day13;
+pub mod day14;
+pub mod day15;
+pub mod day16;
+pub mod day17;
+pub mod day18;
+pub mod day19;
+pub mod day20;
+pub mod day21;
+pub mod day22;
+pub mod day23;
+pub mod day24;
+pub mod day25;
 
 pub fn get_impl(day: u32) -> Box<common::Solution> {
     match day {
@@ -25,6 +43,22 @@ pub fn get_impl(day: u32) -> Box<common::Solution> {
         7 => Box::new(day07::Day07::new()),
         8 => Box::new(day08::Day08::new()),
         9 => Box::new(day09::Day09::new()),
+        10 => Box::new(day10::Day10::new()),
+        11 => Box::new(day11::Day11::new()),
+        12 => Box::new(day12::Day12::new()),
+        13 => Box::new(day13::Day13::new()),
+        14 => Box::new(day14::Day14::new()),
+        15 => Box::new(day15::Day15::new()),
+        16 => Box::new(day16::Day16::new()),
+        17 => Box::new(day17::Day17::new()),
+        18 => Box::new(day18::Day18::new()),
+        19 => Box::new(day19::Day19::new()),
+        20 => Box::new(day20::Day20::new()),
+        21 => Box::new(day21::Day21::new()),
+        22 => Box::new(day22::Day22::new()),
+        23 => Box::new(day23::Day23::new()),
+        24 => Box::new(day24::Day24::new()),
+        25 => Box::new(day25::Day25::new()),
         val => panic!("Unimplemented day {}", val),
     }
 }
@@ -36,7 +70,7 @@ mod tests {
     #[test]
     fn test_get_impl() {
         // Verify that we can load all days
-        let last_implemented = 8;
+        let last_implemented = 25;
         for d in 1..=last_implemented {
             get_impl(d);
         }