internal static void CalculatePart1()
{
StreamReader reader = new StreamReader("input07.txt");
//Create Programs
List <Discprogram> discprograms = new List <Discprogram>();
while (!reader.EndOfStream)
{
string line = reader.ReadLine();
discprograms.Add(new Discprogram(line));
}
//Match Childreleations
foreach (Discprogram disc in discprograms)
{
//Find parent
Discprogram parent = discprograms.Where(d => d.ChildrensNames.Contains(disc.Name)).SingleOrDefault();
if (parent != null)
{
parent.AddChildren(disc);
}
}
//Output the root Program
Discprogram root = discprograms.Where(d => d.Parent == null).Single();
Console.WriteLine(root.Name);
}
internal static void CalculatePart2()
{
StreamReader reader = new StreamReader("input07.txt");
//Create Programs
List <Discprogram> discprograms = new List <Discprogram>();
while (!reader.EndOfStream)
{
string line = reader.ReadLine();
discprograms.Add(new Discprogram(line));
}
//Match Childreleations
foreach (Discprogram disc in discprograms)
{
//Find parent
Discprogram parent = discprograms.Where(d => d.ChildrensNames.Contains(disc.Name)).SingleOrDefault();
if (parent != null)
{
parent.AddChildren(disc);
}
}
//Find the program with the wrong weight
Discprogram root = discprograms.Where(d => d.Parent == null).Single();
Console.WriteLine("The first mentioned program is the one with the wrong weight since it has the lowest level:");
root.CheckWeight();
}
internal void CheckWeight()
{
foreach (Discprogram child in Children)
{
child.CheckWeight();
}
if (Children.Count > 0)
{
if (Children.Average(c => c.WeightIncludingChildren) == Children.First().WeightIncludingChildren)
{
//Children are in Balance
}
else
{
Dictionary <int, int> keys = new Dictionary <int, int>();
foreach (Discprogram child in Children)
{
if (keys.ContainsKey(child.WeightIncludingChildren))
{
keys[child.WeightIncludingChildren]++;
}
else
{
keys.Add(child.WeightIncludingChildren, 1);
}
}
int wrongWeight = keys.Where(k => k.Value == 1).Single().Key;
int desiredWeight = keys.Where(k => k.Value != 1).First().Key;
Discprogram wrongProgram = Children.Where(c => c.WeightIncludingChildren == wrongWeight).Single();
int newWeightOfChild = wrongProgram.Weight + desiredWeight - wrongWeight;
Console.WriteLine($"Not Balanced: {this.Name}, childname: {wrongProgram.Name} new weight: {newWeightOfChild}");
}
}
}
public void AddChildren(Discprogram child)
{
child.Parent = this;
Children.Add(child);
}
