public void Day08Part1_TestSolution()
{
string sifblob = DayDataUtilities.ReadBigStringFromFile("day08.txt");
Assert.Equal(15000, sifblob.Length);
int layerSize = 25 * 6;
List <string> layers = new List <string>();
for (int idx = 0; idx < sifblob.Length; idx += layerSize)
{
string layer = sifblob.Substring(idx, layerSize);
layers.Add(layer);
}
int min0Layer = int.MaxValue;
int onesXtwos = 0;
for (int iLayer = 0; iLayer < layers.Count; iLayer++)
{
char[] chs = layers[iLayer].ToCharArray();
int zeroes = chs.Where(c => c == '0').ToList().Count;
if (zeroes < min0Layer)
{
min0Layer = zeroes;
int ones = chs.Where(c => c == '1').ToList().Count;
int twos = chs.Where(c => c == '2').ToList().Count;
onesXtwos = ones * twos;
}
}
Assert.Equal(2500, onesXtwos);
}
public void Day16Part1_TestSolution()
{
string map = DayDataUtilities.ReadBigStringFromFile("day16.txt");
Assert.NotNull(map);
List <int> signal = map.ToCharArray().Select(c => int.Parse(c.ToString())).ToList();
Assert.Equal(650, signal.Count);
}
public void Day08Part2_TestSolution2()
{
string sifblob = DayDataUtilities.ReadBigStringFromFile("day08.txt");
Assert.Equal(15000, sifblob.Length);
int layerSize = 25 * 6;
int numberLayers = sifblob.Length / layerSize;
char[] sifchs = sifblob.ToCharArray();
char[] sifImage = new char[layerSize];
for (int iSif = 0; iSif < layerSize; iSif++)
{
for (int iLayer = 0; iLayer < numberLayers; iLayer++)
{
int sifchNow = iSif + (iLayer * layerSize);
char ch = sifchs[sifchNow];
if (ch != '2')
{
sifImage[iSif] = ch;
break;
}
}
}
for (int i = 0; i < 6; i++)
{
for (int k = 0; k < 4; k++)
{
for (int j = 0; j < 25; j++)
{
for (int l = 0; l < 4; l++)
{
Debug.Write(sifImage[(i * 25) + j]);
}
}
Debug.WriteLine(" ");
}
}
Assert.Equal('a', 'a');
}
public void Day08Part2_TestSolution()
{
string sifblob = DayDataUtilities.ReadBigStringFromFile("day08.txt");
Assert.Equal(15000, sifblob.Length);
int layerSize = 25 * 6;
List <string> layers = new List <string>();
for (int idx = 0; idx < sifblob.Length; idx += layerSize)
{
string layer = sifblob.Substring(idx, layerSize);
layers.Add(layer);
}
char[,] sifImage = new char[6, 25];
for (int i = 0; i < 6; i++)
{
for (int j = 0; j < 25; j++)
{
sifImage[i, j] = ' ';
}
}
int assignments = 0;
for (int iLayer = 0; iLayer < layers.Count; iLayer++)
{
char[] chs = layers[iLayer].ToCharArray();
for (int i = 0; i < 6; i++)
{
for (int j = 0; j < 25; j++)
{
if (sifImage[i, j] == ' ')
{
if (chs[i * 25 + j] != '2')
{
sifImage[i, j] = chs[i * 25 + j];
assignments++;
}
}
}
}
}
Assert.Equal(150, assignments);
for (int i = 0; i < 6; i++)
{
for (int l = 0; l < 4; l++)
{
for (int j = 0; j < 25; j++)
{
for (int k = 0; k < 4; k++)
{
Debug.Write(sifImage[i, j]);
}
}
Debug.WriteLine(" ");
}
}
Assert.Equal('a', 'a');
}
