#define MOVE_TIME   100
#define TURN_TIME    85

task main()
{
  repeat(10)
  {
    repeat(4)
    {
      OnFwd(OUT_A+OUT_B);
      Wait(MOVE_TIME);
      OnRev(OUT_B);
      Wait(TURN_TIME);
    }
  }
  Off(OUT_A+OUT_B);
}