private (long, IntCode) MoveRobot(IntCode intCode, int[] moves, ref bool end)
{
int[] movesNew = new int[moves.Length + 1];
for (int index = 0; index < moves.Length; index++)
{
movesNew[index] = moves[index];
}
var returnValue = (0L, intCode);
if (moves.Length == 0 || moves.Length > 0 && moves[moves.Length - 1] != 2)
{
IntCode intCodeCopy = intCode.DeepCopy();
intCode.SetNewReadBuffer(new long[1] {
1
});
long returnCode = intCode.RunProgram();
if (returnCode == 1)
{
movesNew[moves.Length] = 1;
returnValue = MoveRobot(intCode, movesNew, ref end);
if (!end)
{
intCode = intCodeCopy;
}
}
else if (returnCode == 2)
{
end = true; return(movesNew.Length, intCode.DeepCopy());
}
}
if (end)
{
return(returnValue);
}
if (moves.Length == 0 || moves.Length > 0 && moves[moves.Length - 1] != 1)
{
IntCode intCodeCopy = intCode.DeepCopy();
intCode.SetNewReadBuffer(new long[1] {
2
});
long returnCode = intCode.RunProgram();
if (returnCode == 1)
{
movesNew[moves.Length] = 2;
returnValue = MoveRobot(intCode, movesNew, ref end);
if (!end)
{
intCode = intCodeCopy;
}
}
else if (returnCode == 2)
{
end = true; return(movesNew.Length, intCode.DeepCopy());
}
}
if (end)
{
return(returnValue);
}
if (moves.Length == 0 || moves.Length > 0 && moves[moves.Length - 1] != 4)
{
IntCode intCodeCopy = intCode.DeepCopy();
intCode.SetNewReadBuffer(new long[1] {
3
});
long returnCode = intCode.RunProgram();
if (returnCode == 1)
{
movesNew[moves.Length] = 3;
returnValue = MoveRobot(intCode, movesNew, ref end);
if (!end)
{
intCode = intCodeCopy;
}
}
else if (returnCode == 2)
{
end = true; return(movesNew.Length, intCode.DeepCopy());
}
}
if (end)
{
return(returnValue);
}
if (moves.Length == 0 || moves.Length > 0 && moves[moves.Length - 1] != 3)
{
IntCode intCodeCopy = intCode.DeepCopy();
intCode.SetNewReadBuffer(new long[1] {
4
});
long returnCode = intCode.RunProgram();
if (returnCode == 1)
{
movesNew[moves.Length] = 4;
returnValue = MoveRobot(intCode, movesNew, ref end);
//if (!end) { intCode = intCodeCopy; }
}
else if (returnCode == 2)
{
end = true; return(movesNew.Length, intCode.DeepCopy());
}
}
return(returnValue);
}
