day 16 task 1

src/main.rs

@@ -1,5 +1,5 @@
 mod tasks;
 
 fn main() {
-    tasks::day12::run();
+    tasks::day16::run();
 }

src/tasks/mod.rs

@@ -11,3 +11,4 @@ pub mod day11;
 pub mod day12;
 pub mod day13;
 pub mod day14;
+pub mod day16;