Compilare: main.cpp: In function 'int main()': main.cpp:30:26: warning: comparison of integer expressions of different signedness: 'std::priority_queue<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 30 | if (shows.size() == k && -shows.top() <= v[i].first) shows.pop(), ok = true; | ~~~~~~~~~~~~~^~~~ main.cpp:31:31: warning: comparison of integer expressions of different signedness: 'std::priority_queue<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 31 | else if (shows.size() < k) ok = true; | ~~~~~~~~~~~~~^~~ main.cpp:20:15: warning: unused variable 'occupied' [-Wunused-variable] 20 | int n, k, occupied = 0, cnt = 0; | ^~~~~~~~