Compilare: user.cpp: In function ‘void Prefix(std::string)’: user.cpp:16:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1, k = 0; i < Cuvant.size(); i++) ^ user.cpp: In function ‘void KMP(std::string, int)’: user.cpp:27:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0, k = 0; i < Sir.size(); i++) ^ user.cpp:31:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (k == Cuvant.size()) ^ user.cpp: In function ‘void Solve_Dinamic()’: user.cpp:41:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < Sir.size(); j++) ^