public void Task1()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day6.txt");
//AdventUtils.WriteLines(lines);
IDictionary <string, IList <string> > orbits = new Dictionary <string, IList <string> >();
IDictionary <string, int> orbitsCount = new Dictionary <string, int>();
foreach (string line in lines)
{
string inOrbit = line.Substring(0, line.IndexOf(')'));
string outOrbit = line.Substring(line.IndexOf(')') + 1, line.Length - 1 - inOrbit.Length);
if (!orbits.ContainsKey(outOrbit))
{
orbits[outOrbit] = new List <string>();
}
orbits[outOrbit].Add(inOrbit);
}
int count = 0;
foreach (string orbit in orbits.Keys)
{
count += CountOrbits(orbit, orbits, orbitsCount);
}
//621125
Console.WriteLine("Day 6 task 1 : " + count);
}
private ISet <Point> ReadAndParse()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day10.txt");
//AdventUtils.WriteLines(lines);
ISet <Point> asteroids = new HashSet <Point>();
int x = 0; int y = 0;
foreach (string line in lines)
{
char[] input = line.ToCharArray();
for (int index = 0; index < input.Length; index++)
{
if (input[index] == '#')
{
asteroids.Add(new Point()
{
X = x, Y = y
});
}
x++;
}
x = 0; y++;
}
return(asteroids);
}
public void Task2()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day6.txt");
//AdventUtils.WriteLines(lines);
IDictionary <string, IList <string> > orbits = new Dictionary <string, IList <string> >();
IDictionary <string, int> orbitsCount = new Dictionary <string, int>();
foreach (string line in lines)
{
string inOrbit = line.Substring(0, line.IndexOf(')'));
string outOrbit = line.Substring(line.IndexOf(')') + 1, line.Length - 1 - inOrbit.Length);
if (!orbits.ContainsKey(outOrbit))
{
orbits[outOrbit] = new List <string>();
}
orbits[outOrbit].Add(inOrbit);
if (!orbits.ContainsKey(inOrbit))
{
orbits[inOrbit] = new List <string>();
}
orbits[inOrbit].Add(outOrbit);
}
orbitsCount["YOU"] = 0;
TravelOrbits("YOU", "SAN", orbits, orbitsCount);
int count = orbitsCount["SAN"] - 2;
//550
Console.WriteLine("Day 6 task 2 : " + count);
}
public void Task2()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day8.txt");
//AdventUtils.WriteLines(lines);
IList <char[][]> layers = new List <char[][]>();
char[] input = lines[0].ToCharArray();
for (int index = 0; index < input.Length / 150; index++)
{
layers.Add(new char[6][]);
for (int layerIndex = 0; layerIndex < 6; layerIndex++)
{
layers[index][layerIndex] = new char[25];
for (int layerIndex2 = 0; layerIndex2 < 25; layerIndex2++)
{
int finaIndex = index * 150 + (layerIndex * 25 + layerIndex2);
layers[index][layerIndex][layerIndex2] = input[finaIndex];
}
}
}
Console.WriteLine("Day 8 task 2 : "); //ZPZUB
for (int layerIndex = 0; layerIndex < 6; layerIndex++)
{
for (int layerIndex2 = 0; layerIndex2 < 25; layerIndex2++)
{
bool writePixes = false;
foreach (char[][] layer in layers)
{
if (layer[layerIndex][layerIndex2] == '1')
{
Console.Write("#");
writePixes = true;
break;
}
else if (layer[layerIndex][layerIndex2] == '0')
{
Console.Write(" ");
writePixes = true;
break;
}
}
if (!writePixes)
{
Console.Write(" ");
}
}
Console.WriteLine();
}
}
private int[] ReadAndParse()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day4.txt");
//AdventUtils.WriteLines(lines);
int[] output = new int[2];
output[0] = int.Parse(lines[0].Split('-')[0]);
output[1] = int.Parse(lines[0].Split('-')[1]);
return(output);
}
private string[][] ReadAndParse()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day3.txt");
//AdventUtils.WriteLines(lines);
string[][] output = new string[2][];
output[0] = lines[0].Split(',');
output[1] = lines[1].Split(',');
return(output);
}
public void Task2()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day12.txt");
//AdventUtils.WriteLines(lines);
IList <Moon> Moons = ReadAndParse();
long result = 0; long resultX = 1; long resultY = 1; long resultZ = 1;
IList <MoonSingleAxis> MoonsSingleAxis = new List <MoonSingleAxis>();
IList <MoonSingleAxis> MoonsSingleAxisInitial = new List <MoonSingleAxis>();
foreach (Moon moon in Moons)
{
MoonsSingleAxis.Add(new MoonSingleAxis {
Pos = moon.PosX, Vel = moon.VelX
});
MoonsSingleAxisInitial.Add(new MoonSingleAxis {
Pos = moon.PosX, Vel = moon.VelX
});
}
resultX *= SinglAxisMovement(MoonsSingleAxis, MoonsSingleAxisInitial);
MoonsSingleAxis.Clear(); MoonsSingleAxisInitial.Clear();
foreach (Moon moon in Moons)
{
MoonsSingleAxis.Add(new MoonSingleAxis {
Pos = moon.PosY, Vel = moon.VelY
});
MoonsSingleAxisInitial.Add(new MoonSingleAxis {
Pos = moon.PosY, Vel = moon.VelY
});
}
resultY *= SinglAxisMovement(MoonsSingleAxis, MoonsSingleAxisInitial);
MoonsSingleAxis.Clear(); MoonsSingleAxisInitial.Clear();
result = AdventUtils.LCM(resultX, resultY);
foreach (Moon moon in Moons)
{
MoonsSingleAxis.Add(new MoonSingleAxis {
Pos = moon.PosZ, Vel = moon.VelZ
});
MoonsSingleAxisInitial.Add(new MoonSingleAxis {
Pos = moon.PosZ, Vel = moon.VelZ
});
}
resultZ *= SinglAxisMovement(MoonsSingleAxis, MoonsSingleAxisInitial);
result = AdventUtils.LCM(result, resultZ);
//518311327635164
Console.WriteLine("Day 12 task 1 : " + result);
}
private long[] ReadAndParse()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day9.txt");
//AdventUtils.WriteLines(lines);
string[] input = lines[0].Split(',');
long[] inputInt = new long[input.Length];
for (int index = 0; index < input.Length; index++)
{
inputInt[index] = long.Parse(input[index]);
}
return(inputInt);
}
public void Task2()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day1.txt");
//AdventUtils.WriteLines(lines);
int result = 0;
foreach (string line in lines)
{
result += AddFuelForFuel(int.Parse(line));
}
//5093620
Console.WriteLine("Day 1 task 2 : " + result);
}
private long[] ReadAndParse()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day16.txt");
//AdventUtils.WriteLines(lines);
char[] input = lines[0].ToCharArray();
long[] inputInt = new long[input.Length];
for (int index = 0; index < input.Length; index++)
{
inputInt[index] = long.Parse(input[index].ToString());
}
return(inputInt);
}
public void Task1()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day1.txt");
//AdventUtils.WriteLines(lines);
int result = 0;
foreach (string line in lines)
{
result += (int)Math.Floor((decimal)int.Parse(line) / 3);
result -= 2;
}
//3397667
Console.WriteLine("Day 1 task 1 : " + result);
}
private IList <Moon> ReadAndParse()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day12.txt");
IList <Moon> Moons = new List <Moon>();
foreach (string line in lines)
{
string[] cordinates = line.Split(',');
Moon moon = new Moon();
moon.PosX = long.Parse(cordinates[0].Substring(cordinates[0].IndexOf('=') + 1));
moon.PosY = long.Parse(cordinates[1].Substring(cordinates[1].IndexOf('=') + 1));
moon.PosZ = long.Parse(cordinates[2].Substring(cordinates[2].IndexOf('=') + 1, cordinates[2].Length - 4));
Moons.Add(moon);
}
return(Moons);
}
private IDictionary <Material, IList <Material> > ReadAndParse()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day14.txt");
//AdventUtils.WriteLines(lines);
IDictionary <Material, IList <Material> > materials = new Dictionary <Material, IList <Material> >();
foreach (string line in lines)
{
string[] input = line.Split(new string[2] {
",", "=>"
}, StringSplitOptions.None);
string[] endMaterial = input[input.Length - 1].Trim().Split(new string[1] {
" "
}, StringSplitOptions.None);
int endMaterialQuantity = int.Parse(endMaterial[0]);
string endMaterialName = endMaterial[1];
Material material = new Material()
{
Name = endMaterialName, Quantity = endMaterialQuantity
};
if (!materials.ContainsKey(material))
{
materials[material] = new List <Material> ();
}
string[] partMaterial = line.Substring(0, line.IndexOf(" =>")).Split(new string[1] {
","
}, StringSplitOptions.None);
for (int index = 0; index < partMaterial.Length; index = index + 1)
{
int quantity = int.Parse(partMaterial[index].Trim().Split(' ')[0].Trim());
string materialName = partMaterial[index].Trim().Split(' ')[1].Trim();
materials[material].Add(new Material()
{
Name = materialName, Quantity = quantity
});
}
}
return(materials);
}
public void Task1()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day8.txt");
//AdventUtils.WriteLines(lines);
IList <IDictionary <int, int> > layers = new List <IDictionary <int, int> >();
char[] input = lines[0].ToCharArray();
for (int index = 0; index < input.Length / 150; index++)
{
IDictionary <int, int> layer = new Dictionary <int, int> {
[0] = 0, [1] = 0, [2] = 0
};
layers.Add(layer);
for (int layerIndex = 0; layerIndex < 150; layerIndex++)
{
int finaIndex = index * 150 + layerIndex;
int finalInput = int.Parse(input[finaIndex].ToString());
layer[finalInput]++;
}
}
int min = 151; int max = 0;
foreach (IDictionary <int, int> layer in layers)
{
if (min > layer[0])
{
min = layer[0];
max = layer[1] * layer[2];
}
}
//1690
Console.WriteLine("Day 8 task 1 : " + max);
}
public void Task1()
{
IList <string> lines = AdventUtils.ReadFileByLines(@"..\..\..\Files\Day12.txt");
//AdventUtils.WriteLines(lines);
IList <Moon> Moons = ReadAndParse();
long result = 0;
for (int index = 0; index < 1000; index++)
{
for (int outMoon = 0; outMoon < Moons.Count; outMoon++)
{
for (int inMoon = outMoon + 1; inMoon < Moons.Count; inMoon++)
{
if (Moons[outMoon].PosX < Moons[inMoon].PosX)
{
Moons[outMoon].VelX++; Moons[inMoon].VelX--;
}
else if (Moons[outMoon].PosX > Moons[inMoon].PosX)
{
Moons[outMoon].VelX--; Moons[inMoon].VelX++;
}
if (Moons[outMoon].PosY < Moons[inMoon].PosY)
{
Moons[outMoon].VelY++; Moons[inMoon].VelY--;
}
else if (Moons[outMoon].PosY > Moons[inMoon].PosY)
{
Moons[outMoon].VelY--; Moons[inMoon].VelY++;
}
if (Moons[outMoon].PosZ < Moons[inMoon].PosZ)
{
Moons[outMoon].VelZ++; Moons[inMoon].VelZ--;
}
else if (Moons[outMoon].PosZ > Moons[inMoon].PosZ)
{
Moons[outMoon].VelZ--; Moons[inMoon].VelZ++;
}
}
}
for (int outMoon = 0; outMoon < Moons.Count; outMoon++)
{
Moons[outMoon].PosX += Moons[outMoon].VelX;
Moons[outMoon].PosY += Moons[outMoon].VelY;
Moons[outMoon].PosZ += Moons[outMoon].VelZ;
}
}
for (int outMoon = 0; outMoon < Moons.Count; outMoon++)
{
long potencialEnergy = Math.Abs(Moons[outMoon].PosX) + Math.Abs(Moons[outMoon].PosY) + Math.Abs(Moons[outMoon].PosZ);
long kineticEnergy = Math.Abs(Moons[outMoon].VelX) + Math.Abs(Moons[outMoon].VelY) + Math.Abs(Moons[outMoon].VelZ);
result += potencialEnergy * kineticEnergy;
}
//7928
Console.WriteLine("Day 12 task 1 : " + result);
}