Function advent_solutions::advent2017::day07::part1

pub fn part1<'a, 'b>(nodes: &'a [Node<'b>]) -> &'b str

Before you're ready to help them, you need to make sure your information is correct. What is the name of the bottom program?

let input = b"pbga (66)
xhth (57)
ebii (61)
havc (66)
ktlj (57)
fwft (72) -> ktlj, cntj, xhth
qoyq (66)
padx (45) -> pbga, havc, qoyq
tknk (41) -> ugml, padx, fwft
jptl (61)
ugml (68) -> gyxo, ebii, jptl
gyxo (61)
cntj (57)
";

let graph = Node::list_from_bytes(input)
    .to_result()
    .unwrap();

assert_eq!(part1(&graph), "tknk");