Compilare: main.cpp: In function 'int main()': main.cpp:22:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 22 | for(int i = 0; i < poz.size(); ++i) | ~~^~~~~~~~~~~~ main.cpp:19:10: warning: 'i' may be used uninitialized [-Wmaybe-uninitialized] 19 | i++; | ~^~ main.cpp:9:9: note: 'i' was declared here 9 | int i, n; | ^