Compilare: main.cpp: In function 'int main()': main.cpp:18:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 18 | while(p1 < R.size() && p2 < A.size()) | ~~~^~~~~~~~~~ main.cpp:18:39: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 18 | while(p1 < R.size() && p2 < A.size()) | ~~~^~~~~~~~~~