Compilare: main.cpp: In function 'int main()': main.cpp:18:26: warning: comparison of integer expressions of different signedness: 'std::deque<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 18 | if (deque.size() > k) | ~~~~~~~~~~~~~^~~ main.cpp:23:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 23 | for (int j = 0; j < deque.size(); j++) | ~~^~~~~~~~~~~~~~