public override string GetSolution()
{
long output = 0;
NumberSequence phaseSetting = new NumberSequence(5, 4);
while (true)
{
if (phaseSetting.IsUnique())
{
long ampOutput = 0;
for (int i = 0; i < amps.Length; i++)
{
amps[i].Load();
amps[i].AddInput(phaseSetting[i]);
amps[i].AddInput(ampOutput);
amps[i].Run();
ampOutput = amps[i].GetOutput();
}
if (ampOutput > output)
{
output = ampOutput;
}
}
if (!phaseSetting.Increase())
{
break;
}
}
return(output.ToString());
}