Function getNumPaulisInLine

quest/src/core/parser.cpp:166–172

int getNumPaulisInLine(string line) {

    // simply count the non-whitespace chars in the paulis substring
    string coeff, paulis;
    separateStringIntoCoeffAndPaulis(line, coeff, paulis);
    return count_if(paulis.begin(), paulis.end(), isNotWhiteSpace);
}