# Day 9: Typescript Lost a lot of time on a swapped argument order. Oh well, such is life. The `package.json` exists to instruct the interpreter on how to execute the file and doesn't otherwise include any meaningful dependencies. Everything works with the standard library for Node. `ts-node` is used for just-in-time Typescript compilation. You can also compile the file manually first, then run it as JS. Also, Oracle, please release the name Javascript. ```console $ ./solve.ts sample.txt Part 1: 50 Part 2: 24 ```