private void ApplyMask2(BitMask mask, Dictionary <long, long> memory)
{
foreach (var instruction in mask.ValueToMemoryPosition)
{
var addressesToWrite = ApplyMaskToAddress(mask.Mask, instruction.MemoryAddress);
foreach (var address in addressesToWrite)
{
var addressAsNumber = HelperMethods.ConvertBinaryFromString(address);
if (!memory.ContainsKey(addressAsNumber))
{
memory.Add(addressAsNumber, 0);
}
memory[addressAsNumber] = HelperMethods.ConvertBinaryFromString(instruction.Value);
}
}
}
protected override void ParseInput()
{
masks = new List <BitMask>();
var lines = ReadInput();
BitMask mask = new BitMask();
var cycle = 0;
foreach (var line in lines)
{
var memoryAddress = Regex.Match(line, "^mem\\[([0-9]*)\\] = ([0-9]*)");
var maskMatch = Regex.Match(line, "^mask = ([X01]*)");
if (maskMatch.Success || cycle == lines.Length - 1)
{
if (cycle == lines.Length - 1)
{
mask.ValueToMemoryPosition.Add(new Instruction
{
MemoryAddress = long.Parse(memoryAddress.Groups[1].Value),
Value = memoryAddress.Groups[2].Value
});;
}
if (!string.IsNullOrEmpty(mask.Mask))
{
masks.Add(mask);
}
mask = new BitMask();
mask.Mask = maskMatch.Groups[1].Value;
}
else if (memoryAddress.Success)
{
mask.ValueToMemoryPosition.Add(new Instruction
{
MemoryAddress = long.Parse(memoryAddress.Groups[1].Value),
Value = memoryAddress.Groups[2].Value
});;
}
cycle++;
}
}