Compilare: main.cpp: In function 'int main()': main.cpp:13:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i < aux.size(); ++i) { ~~^~~~~~~~~~~~ main.cpp:20:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = s.size() + 1; i < aux.size(); ++i) ~~^~~~~~~~~~~~ main.cpp:21:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (pi[i] == s.size() && ++cnt <= 1000) ans.push_back(i - 2 * s.size());