Compilare: main.cpp: In function 'int main()': main.cpp:24:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < B.size(); j++) ~~^~~~~~~~~~ main.cpp:9:27: warning: 'poz' may be used uninitialized in this function [-Wmaybe-uninitialized] int n, mutari = 0, aux, poz; ^~~