How to realize string Segmentation in Category 11

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The following is an example of a string segmentation code for Category 11

# include # include using namespace std; / / does not use the clipped 11 feature vector testSplit (string srcStr, const string& delim) {int nPos = 0; vector vec; nPos = srcStr.find (delim.c_str ()); while (- 1! = nPos) {string temp = srcStr.substr (0, nPos); vec.push_back (temp); srcStr = srcStr.substr (nPos+1) NPos = srcStr.find (delim.c_str ());} vec.push_back (srcStr); return vec;} / / use the clipped 11 feature vector testSplit11 (const string& in, const string& delim) {vector ret; try {regex re {delim} Return vector {sregex_token_iterator (in.begin (), in.end (), re,-1), sregex_token_iterator ()};} catch (const std::exception& e) {cout