Quik 5.18

var dir = OrderDirections.Buy;

for (var i = 0; i < 100; i++)
{
    var order = new Order
    {
        Volume = 1,
        Security = _lkoh,
        Price = dir == OrderDirections.Buy ? _lkoh.BestBid.Price - 10 : _lkoh.BestAsk.Price + 10,
        Portfolio = _quikTrader.Portfolios.First(),
        Direction = dir,
    };
    _quikTrader.RegisterOrder(order);
    _quikTrader.CancelOrder(order);

    dir = dir == OrderDirections.Buy ? OrderDirections.Sell : OrderDirections.Buy;
}