Compilare: user.cpp: In function ‘void makeTable(std::string, std::vector<int>&)’: user.cpp:9:9: warning: unused variable ‘counter’ [-Wunused-variable] int counter = 0; ^ user.cpp: In function ‘int main()’: user.cpp:66:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < result.size(); ++i) ^ user.cpp:51:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("strmatch.in","r",stdin); ^ user.cpp:52:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("strmatch.out","w",stdout); ^