void main() {
    Sleep(10000);
    Log(exchange.GetAccount());
    auto id=0;
    while (1) {
        if (exchange.IO("status") == 1) {
            exchange.SetContractType(Symbol);

            auto r = exchange.GetRecords(zhouqi);
            auto ma = TA.MA(r, xiao);
            auto a = ma[ma.size() - 1];