Eroare de compilare: user.cpp: In member function ‘virtual std::vector<int> KMP::findMatches()’: user.cpp:53:41: error: ‘strlen’ was not declared in this scope int needleLength = strlen(needle); ^ user.cpp: In function ‘int main()’: user.cpp:143:36: error: ‘runtime_error’ was not declared in this scope throw runtime_error("error"); ^