public override string Part2()
{
codeList = File.ReadAllText("Input/7.txt").Split(',').Select(s => int.Parse(s));
int highestResult = 0;
for (int a = 5; a < 10; a++)
{
for (int b = 5; b < 10; b++)
{
for (int c = 5; c < 10; c++)
{
for (int d = 5; d < 10; d++)
{
for (int e = 5; e < 10; e++)
{
int[] signals = new int[] { a, b, c, d, e };
if (signals.Distinct().Count() != 5)
{
continue;
}
int result = 0;
int lastE = 0;
int vmIndex = 0;
ICVM[] vms = new ICVM[5];
for (int i = 0; i < vms.Length; i++)
{
vms[i] = new ICVM(codeList.ToArray());
vms[i].AddInput(signals[i]);
}
bool stop = false;
while (!stop || vmIndex % 5 != 0)
{
vms[vmIndex % 5].AddInput(result);
result = vms[vmIndex % 5].GetCodeResult(out stop);
// Get valid output from E amp
if (result >= 0 && vmIndex % 5 == 4)
{
lastE = result;
}
vmIndex++;
}
if (lastE > highestResult)
{
highestResult = lastE;
}
}
}
}
}
}
return(highestResult.ToString());
}
public override string Part1()
{
codeList = File.ReadAllText("Input/7.txt").Split(',').Select(s => int.Parse(s));
int highestResult = 0;
for (int a = 0; a < 5; a++)
{
for (int b = 0; b < 5; b++)
{
for (int c = 0; c < 5; c++)
{
for (int d = 0; d < 5; d++)
{
for (int e = 0; e < 5; e++)
{
int[] inputs = new int[2];
int[] signals = new int[] { a, b, c, d, e };
if (signals.Distinct().Count() != 5)
{
continue;
}
int result = 0;
for (int i = 0; i < 5; i++)
{
inputs[0] = signals[i];
inputs[1] = result;
ICVM vm = new ICVM(codeList.ToArray());
vm.AddInputs(inputs);
result = vm.GetCodeResult(out bool stop);
}
if (result > highestResult)
{
highestResult = result;
}
}
}
}
}
}
return(highestResult.ToString());
}