complete method, "int CooccurrenceSearch::charMapSearch(std::string &data, vector<char> keys)"(prossessing time: 0.162296 [s]).
int CooccurrenceSearch::charMapSearch(std::string &data, vector<char> keys) and int CooccurrenceSearch::charMapSearchWithArray(std::string &data, vector<char> keys) are not completed. and int roundRobinSearch(std::string &data, vector<char> keys) added.