public void Part2()
{
var day5 = new Day5(_testInput);
var result = day5.CountOverlappingPoints();
Assert.Equal(12, result);
}
public async Task Part2RealData()
{
var realInput = await FileHelper.GetInputAsText(Day);
var day5 = new Day5(realInput);
var result = day5.CountOverlappingPoints();
Output.WriteLine(result.ToString());
}