Rust learning project.
$ cargo run
________________________________________
/RUST CARD PUNCH IS A THING NOW!!111 \O/
12/ oo o oo o o oo o
11| o o o o o oo oo o
0| ooo o o o o o o
1| o o ooo o
2| o o oo
3| o o o o
4| o o o
5| o o o
6| oo oo
7| o o
8| o o oo o
9| o o o o
|_________________________________________
ASCII art and charset stolen from https://homepage.divms.uiowa.edu/~jones/cards/codes.html