Compilare: main.cpp: In function 'int main()': main.cpp:70:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | for(int i=0;i<rez.size();i+=2){ | ~^~~~~~~~~~~ main.cpp:77:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 77 | for(int i=0;i<rez.size();i+=2){ | ~^~~~~~~~~~~