public Int64 SolvePart1(Int64[] ints, int preambleCount)
{
for (int index = preambleCount; index < ints.Length; index++)
{
var valueToTest = ints[index];
var arrayToTest = ints.Skip(index - preambleCount).Take(preambleCount).ToArray();
var result = FindNumbersWithSum.Find(arrayToTest, 2, valueToTest);
if (result == 0)
{
return(valueToTest);
}
}
Console.Error.WriteLine("All numbers conform to the rule.");
return(-1);
}
public Int64 SolvePart2()
{
// Get the three numbers that add up to 2020
return(FindNumbersWithSum.Find(values, 3, 2020));
}
public Int64 SolvePart1()
{
// Get the two numbers that add up to 2020
return(FindNumbersWithSum.Find(values, 2, 2020));
}
