protected override string Solve2(IEnumerable <string> inputs)
{
var orbits = inputs.Select(ParseOrbits);
var orbitMap = new OrbitMap <string>(orbits);
var result = orbitMap.CountOribitalTransfersRequired("SAN", "YOU");
var expectedAnswer = 454;
if (result != expectedAnswer)
{
throw new InvalidOperationException($"Expected known correct answer '{expectedAnswer:N0}' but returned '{result:N0}'");
}
return(result.ToString("N0"));
}
protected override string Solve(IEnumerable <string> inputs)
{
var orbits = inputs.Select(ParseOrbits);
var orbitMap = new OrbitMap <string>(orbits);
int result = orbitMap.CountDirectAndIndirectOrbits();
var expectedAnswer = 227612;
if (result != expectedAnswer)
{
throw new InvalidOperationException($"Expected known correct answer '{expectedAnswer:N0}' but returned '{result:N0}'");
}
return(result.ToString("N0"));
}
