public void Day13_Example_01()
{
var input = @"939
7,13,x,x,59,x,31,19";
Assert.AreEqual(295, ShuttleSearch.GetEarliestCalculatedTimestamp(input.Split(Environment.NewLine)));
}
public void PuzzlePartTwo()
{
var actual = ShuttleSearch.WolframAlpha(
"23,x,x,x,x,x,x,x,x,x,x,x,x,41,x,x,x,x,x,x,x,x,x,829,x,x,x,x,x,x,x,x,x,x,x,x,13,17,x,x,x,x,x,x,x,x,x,x,x,x,x,x,29,x,677,x,x,x,x,x,37,x,x,x,x,x,x,x,x,x,x,x,x,19"
);
Assert.Equal("(t+0) mod 23 = 0,(t+13) mod 41 = 0,(t+23) mod 829 = 0,(t+36) mod 13 = 0,(t+37) mod 17 = 0,(t+52) mod 29 = 0,(t+54) mod 677 = 0,(t+60) mod 37 = 0,(t+73) mod 19 = 0", actual);
// -> "t = 2384517360007913 n + 600689120448303, n element Z"
}
public void PuzzlePartOne()
{
// Act
var actual = ShuttleSearch.EarliestBusMultiplyWaitingTime(
1002632,
"23,x,x,x,x,x,x,x,x,x,x,x,x,41,x,x,x,x,x,x,x,x,x,829,x,x,x,x,x,x,x,x,x,x,x,x,13,17,x,x,x,x,x,x,x,x,x,x,x,x,x,x,29,x,677,x,x,x,x,x,37,x,x,x,x,x,x,x,x,x,x,x,x,19");
// Assert
Assert.Equal(3385, actual);
}
public void PuzzleOne()
{
// Arrange
// Act
var actual = ShuttleSearch.EarliestBusMultiplyWaitingTime(939, "7,13,x,x,59,x,31,19");
// Assert
Assert.Equal(295, actual);
}
static void Main(string[] args)
{
var shuttleSearch = new ShuttleSearch(File.ReadAllLines("../input.txt"));
//Part One
Console.WriteLine(shuttleSearch.GetEarliestTimeWithOneBus());
//Part Two
Console.WriteLine(shuttleSearch.GetFirstConsecutiveTimeAllBusGo());
}
public void Day13_Full_Test01()
{
var data = TestUtil.GetFileContentsAsString("Day13.txt").Split(Environment.NewLine);
Assert.AreEqual(3385, ShuttleSearch.GetEarliestCalculatedTimestamp(data));
}
public void Day13_Full_Test02()
{
var data = TestUtil.GetFileContentsAsString("Day13.txt").Split(Environment.NewLine);
Assert.AreEqual(600689120448303, ShuttleSearch.GetLastPart(data[1]));
}
public void Day13_Example_02()
{
var input = @"7,13,x,x,59,x,31,19";
Assert.AreEqual(1068781, ShuttleSearch.GetLastPart(input));
}
public void PartOneTest()
{
var subject = new ShuttleSearch(GetExampleInput());
Assert.Equal(295, subject.GetEarliestTimeWithOneBus());
}
public void PartTwoTest5()
{
var subject = new ShuttleSearch(GetExamplePartTwo5());
Assert.Equal(1202161486L, subject.GetFirstConsecutiveTimeAllBusGo());
}
public void PartTwoTest3()
{
var subject = new ShuttleSearch(GetExamplePartTwo3());
Assert.Equal(779210, subject.GetFirstConsecutiveTimeAllBusGo());
}
public void PartTwoTest()
{
var subject = new ShuttleSearch(GetExampleInput());
Assert.Equal(1068781, subject.GetFirstConsecutiveTimeAllBusGo());
}