Compilare: main.cpp: In function 'void afisSecv()': main.cpp:25:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < secv.size(); ++i) { ~~^~~~~~~~~~~~~ main.cpp:29:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < secv.size(); ++i) { ~~^~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:47:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < secv.size(); ++i) { ~~^~~~~~~~~~~~~ main.cpp:57:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (poz >= 0 && poz < secv.size() && secv[poz].first == secv[poz + 1].first && secv[poz].second != 0 && secv[poz + 1].second != 0 && secv[poz].second + secv[poz + 1].second >= 3) { ~~~~^~~~~~~~~~~~~