Compilare: main.cpp: In function 'int main()': main.cpp:47:24: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 47 | if(v.size()>=k) | ~~~~~~~~^~~ main.cpp:48:37: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 48 | for(int poz=k-1; poz<v.size(); ++poz) | ~~~^~~~~~~~~