Compilare: user.cpp: In function ‘int main()’: user.cpp:97:51: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0; i < iter->second.size(); i++) ^ user.cpp:80:9: warning: unused variable ‘maxLeght’ [-Wunused-variable] int maxLeght = 1; ^ user.cpp:130:90: warning: ‘tempIter2’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout << solution._lenght + 1 << " " << solution._poz1 + 1 << " " << solution._poz2 + 1 << "\n"; ^ user.cpp:130:61: warning: ‘tempIter1’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout << solution._lenght + 1 << " " << solution._poz1 + 1 << " " << solution._poz2 + 1 << "\n"; ^