-#![allow(dead_code, unused_imports, unused_variables, unused_mut)]
+#![allow(dead_code, unused_imports, unused_variables, unused_mut, unreachable_code)]
// Only the files imported here will be compiled.
mod part00;
mod part10;
mod part11;
mod part12;
+mod part13;
// This decides which part is actually run.
fn main() {