public void BagCountSample()
{
var input = new[]
{
"shiny gold bags contain 2 dark red bags.",
"dark red bags contain 2 dark orange bags.",
"dark orange bags contain 2 dark yellow bags.",
"dark yellow bags contain 2 dark green bags.",
"dark green bags contain 2 dark blue bags.",
"dark blue bags contain 2 dark violet bags.",
"dark violet bags contain no other bags."
};
var result = _day07.CountOfBagsNeeded(input);
Assert.AreEqual(126, result);
}