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) { ~~^~~~~~~~~~~~~