使用:MSVS2012代码elemalg.h#include#include#includeclassElemAlg{private:std::stringdifficultlyLevel,question,answerToRead;std::vectorquestions,answers;std::vectorGetQuiz(int);};elemalg.cpp#include"elemalg.h"std::vectorElemAlg::GetQuiz(intdifficulty){if(difficulty==1){difficultyLevel="algE";}if(diffic