Compilare: user.cpp: In function ‘std::vector<int>* failureTable(const string&)’: user.cpp:16:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i < tipar.size(); ++i){ ^ user.cpp: In function ‘std::vector<int>* searchKMP(int&, const string&, std::vector<int>*, std::ifstream&)’: user.cpp:43:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(j == tipar.size()){ ^ user.cpp:37:7: warning: unused variable ‘next’ [-Wunused-variable] bool next = true; ^