Compilare: user.cpp: In function ‘void mk_suffix_array(const std::vector<int>&, std::vector<int>&, std::vector<std::array<int, 17u> >&)’: user.cpp:35:18: warning: unused variable ‘j’ [-Wunused-variable] for(int i = 0, j = 0; i <= n; ++i){ ^ user.cpp: In function ‘void read_sir(std::ifstream&, int&, int&, std::vector<int>&)’: user.cpp:68:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0, cur = -1; i < pozitii.size(); ++i){ ^ user.cpp: In function ‘int main()’: user.cpp:101:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0, j = 1; j < sa.size(); ++i, ++j){ ^