public static int Run(string input)
{
var tracker = new bool[1023];
var maxSeat = -1;
var lines = InputUtils.SplitLinesIntoStringArray(input);
foreach (var line in lines)
{
if (line.Length == 0)
{
continue;
}
var seatNum = GetSeat(line);
tracker[seatNum] = true;
if (seatNum > maxSeat)
{
maxSeat = seatNum;
}
}
for (int i = 8; i < 1015; i++)
{
if (!tracker[i])
{
return(i);
}
}
return(-1);
}
public static int Run(string input)
{
var matches = 0;
//input = _input;
var lines = InputUtils.SplitLinesIntoStringArray(input);
_colorDict = GetColorDict(lines);
_dynamicColorDict = new Dictionary <string, List <string> >();
foreach (var kvp in _colorDict)
{
var colors = GetAllContainedColors(kvp.Key, new List <string>());
_dynamicColorDict.Add(kvp.Key, colors);
}
foreach (var _dynamicColorDictEntry in _dynamicColorDict)
{
var colors = _dynamicColorDictEntry.Value;
if (_dynamicColorDictEntry.Value.Contains("shiny gold"))
{
Console.WriteLine(_dynamicColorDictEntry.Key);
matches++;
}
}
return(matches);
}
public static int Run(string input)
{
var sum = 0;
//input = _input;
var groups = InputUtils.SplitInputByBlankLines(input);
foreach (var group in groups)
{
var matchedChars = new List <char>();
var lines = InputUtils.SplitLinesIntoStringArray(group);
for (int j = 0; j < lines.Length; j++)
{
var line = lines[j];
if (j == 0)
{
matchedChars = lines[0].ToCharArray().ToList();
continue;
}
var stillMatchedChars = new List <char>(matchedChars);
for (int i = 0; i < matchedChars.Count; i++)
{
var matchedChar = matchedChars[i];
if (matchedChar >= 'a' && matchedChar <= 'z' && !line.Contains(matchedChar))
{
stillMatchedChars.Remove(matchedChar);
}
}
matchedChars = stillMatchedChars;
}
sum += matchedChars.Count;
}
return(sum);
}
public static int Run(string input)
{
var commands = new List <Day8Command>();
//input = _input;
var lines = InputUtils.SplitLinesIntoStringArray(input);
foreach (var line in lines)
{
var tokens = line.Trim().Split(" ");
var command = new Day8Command()
{
Command = tokens[0], Value = int.Parse(tokens[1])
};
commands.Add(command);
}
for (int i = 0; i < commands.Count; i++)
{
var commandsCopy = commands.ConvertAll(command => new Day8Command()
{
Command = command.Command, Value = command.Value
});
if (commandsCopy[i].Command == "acc")
{
continue;
}
else
{
if (commandsCopy[i].Command == "nop")
{
commandsCopy[i].Command = "jmp";
}
else
{
commandsCopy[i].Command = "nop";
}
}
var result = new Day8Program().RunProgram(commandsCopy);
if (result != -999999)
{
return(result);
}
}
return(-1);
}
public static long Run(string input)
{
var map = InputUtils.SplitLinesIntoStringArray(input);
var treeValues = new List <int>();
treeValues.Add(GetTreesValue(map, 1, 1));
treeValues.Add(GetTreesValue(map, 3, 1));
treeValues.Add(GetTreesValue(map, 5, 1));
treeValues.Add(GetTreesValue(map, 7, 1));
treeValues.Add(GetTreesValue(map, 1, 2));
long product = 1;
foreach (var treeValue in treeValues)
{
product *= (long)treeValue;
}
return(product);
}
//private static Dictionary<string, List<Day7BagContents>> _dynamicColorDict;
public static long Run(string input)
{
//input = _input2;
var lines = InputUtils.SplitLinesIntoStringArray(input);
_colorDict = GetColorDict(lines);
_dynamicNumBagsDict = new Dictionary <string, long>();
//foreach (var kvp in _colorDict)
//{
// var bagCount = GetBagCount(kvp.Key);
// if (!_dynamicNumBagsDict.ContainsKey(kvp.Key))
// {
// _dynamicNumBagsDict.Add(kvp.Key, bagCount);
// }
//}
return(GetBagCount("shiny gold"));
}