Compilare: user.cpp: In function ‘std::vector<int> processPattern(const string&)’: user.cpp:11:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i < P.size(); ++i) ^ user.cpp: In function ‘int main()’: user.cpp:36:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < text.size(); ++i) ^ user.cpp:43:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (k == pattern.size() - 1) ^