void RunExperiments(ifstream &input, ofstream &output) {
// Read input file
input.seekg(0, ios::end);
size_t input_length = input.tellg();
input.seekg(0, ios::beg);
char * input_content = new char[input_length+1];
input.read(input_content, input_length);
input_content[input_length] = 0;
map<string, fnptr> ®isteredExperiments = RegisterExperiment("", NULL);
cout << "Registered experiments: " << endl;
for(map<string, fnptr>::iterator it = registeredExperiments.begin(); it != registeredExperiments.end(); ++it)
cout << "\t- " << it->first << endl;
// Create JSON object
JSONValue *root = JSON::Parse(input_content);
delete [] input_content;
// Iterate over each object
if (!root->IsObject()) {
cerr << "Error, the input file does not contain objects." << endl;
return;
}
cout << endl;
cout << "* Running Experiments" << endl;
output << "{" << endl;
// This is a vector of <sdt::wstring, JSONValue>
JSONObject objects = root->AsObject();
Timer overall_time;
for(JSONObject::iterator it = objects.begin(); it != objects.end(); ++it) {
string tmp((it->first).begin(), (it->first).end());
output << "experiment_name: \"" << tmp << "\"" << endl;
if (registeredExperiments.count(tmp) == 0) {
cout << "\tExperiment " << tmp << " is not registered." << endl;
output << "result: \"error\"" << endl;
} else {
cout << "\tRunning experiment " << tmp << endl;
Timer experiment_time;
wstring result = registeredExperiments[tmp](it->second->Stringify());
experiment_time.stop();
string tmp_result(result.begin(), result.end());
output << "result: " << tmp_result << endl;
output << "experiment_time:" << experiment_time.elapsedTime() << endl;
}
}
overall_time.stop();
output << "overall_time:" << overall_time.elapsedTime() << endl;
output << GetSystemInformation();
output << "}" << endl;
}
/**
* @param nums1 an integer array of length m with digits 0-9
* @param nums2 an integer array of length n with digits 0-9
* @param k an integer and k <= m + n
* @return an integer array
*/
vector<int> maxNumber(vector<int>& nums1, vector<int>& nums2, int k) {
// Write your code here
vector<int> result(k), tmp_result(k);
vector<vector<int> > max_num1(k + 1), max_num2(k + 1);
genDP(nums1, max_num1, k);
genDP(nums2, max_num2, k);
for(int i = 0; i <= k; i++) {
if(max_num1[i].size() + max_num2[k - i].size() < k)
continue;
merge(tmp_result, max_num1, max_num2, i, k);
if(result.empty() || smaller(result, tmp_result))
result = tmp_result;
}
return result;
}
void
datawidth::entry()
{
sc_unsigned tmp_a (in1_width);
sc_unsigned tmp_b (in2_width);
sc_unsigned tmp_result (result_width);
while (true) {
// HANDSHAKING
do { wait(); } while (ready != 1);
// COMPUTATION
tmp_a = in1.read();
tmp_b = in2.read();
tmp_result = tmp_a + tmp_b;
// WRITE OUTPUT
result.write(tmp_result); // result = in1 + in2
wait();
}
}
Indicator HKU_API AmaSpecial(const Block& block, KQuery query,
Indicator ama) {
Indicator result;
StockManager& sm = StockManager::instance();
//计算每日股票总数
DatetimeList dateList = sm.getTradingCalendar(query, "SH");
size_t dayTotal = dateList.size();
if (dayTotal == 0) {
result = PRICELIST(PriceList());
result.name("POS");
return result;
}
vector<size_t> numberPerDay(dayTotal);
for (size_t i = 0; i < dayTotal; ++i) {
numberPerDay[i] = 0;
for (auto stk_iter = block.begin(); stk_iter != block.end(); ++stk_iter) {
if (stk_iter->startDatetime() <= dateList[i]
&& dateList[i] <= stk_iter->lastDatetime()) {
numberPerDay[i]++;
}
}
}
vector<size_t> position(dayTotal);
size_t discard = ama.discard();
for (auto stk_iter = block.begin(); stk_iter != block.end(); ++stk_iter) {
KData kdata = stk_iter->getKData(query);
if (kdata.empty())
continue;
SignalPtr sg(SG_Single(ama));
sg->setTO(kdata);
bool isHold = false;
size_t n_dis = 0;
for (size_t i = 0; i < dayTotal; ++i) {
if (isHold) {
if (sg->shouldSell(dateList[i])) {
isHold = false;
} else {
position[i]++;
}
} else {
if (sg->shouldBuy(dateList[i])) {
position[i]++;
isHold = true;
}
}
if (dateList[i] >= kdata[0].datetime) {
if (n_dis < discard) {
n_dis++;
numberPerDay[i]--;
}
}
}
}
PriceList tmp_result(dayTotal, Null<price_t>());
for (auto i = discard; i < dayTotal; ++i) {
tmp_result[i] = numberPerDay[i]
? (double)position[i]/(double)numberPerDay[i] : 1.0;
}
result = PRICELIST(tmp_result);
result.name("POS");
return PRICELIST(result);
}