static Object PartB()
{
List <long> input = ReadInput();
IntComputer c1 = new IntComputer(input, 0);
PosComputer p1 = new PosComputer(c1);
OurMap m = BuildMap(p1, false);
int b = CalculateOxygenFillMinutes(m);
Console.WriteLine("Part B: Result is {0}", b);
return(b);
}
static bool PartB(Object correctAnswer = null)
{
List <long> input = ReadInput();
IntComputer c1 = new IntComputer(input, 0);
PosComputer p1 = new PosComputer(c1);
OurMap m = BuildMap(p1, false);
int b = CalculateOxygenFillMinutes(m);
Console.WriteLine("Part B: Result is {0}", b);
return(correctAnswer == null || b == (int)correctAnswer);
}
static Object PartA()
{
List <long> input = ReadInput();
IntComputer c1 = new IntComputer(input, 0);
PosComputer p1 = new PosComputer(c1);
OurMap m = BuildMap(p1, true);
Console.SetCursorPosition(0, 1);
m.PrintMap();
int ans = CalculateStepsToTreasure(m);
Console.WriteLine("Part A: Result is {0}", ans);
return(ans);
}
static OurMap BuildMap(PosComputer c1, bool print)
{
OurMap m = new OurMap();
List <PosComputer> computers = new List <PosComputer>();
SetupComputerMovement(ref c1, 0);
computers.Add(c1);
do
{
List <PosComputer> newComputers = new List <PosComputer>();
foreach (PosComputer c in computers)
{
if (c.ic.Execute())
{
// 0 = Hit wall, 1 = Has moved, 2 = Has moved, found treasure
int res = (int)c.ic.reg;
m.mapPos[c.nextPos] = res;
if (res > 0)
{
c.curPos = c.nextPos;
}
// Movement command values: 1 = N, 2 = S, 3 = W, 4 = E
for (int i = 0; i < directions.Count; i++)
{
Position newPos = c.curPos + directions[i];
if (!m.mapPos.ContainsKey(newPos))
{
PosComputer x = new PosComputer(c);
SetupComputerMovement(ref x, i);
newComputers.Add(x);
}
}
}
}
computers = newComputers;
if (print)
{
Console.SetCursorPosition(0, 1);
m.PrintMap();
}
}while (computers.Count > 0);
return(m);
}
public PosComputer(PosComputer pc)
{
ic = new IntComputer(pc.ic);
curPos = pc.curPos;
nextPos = pc.nextPos;
}
static void SetupComputerMovement(ref PosComputer c, int dirIndex)
{
c.ic.reg = dirIndex + 1;
c.nextPos = c.curPos + directions[dirIndex];
}
