Compilare: main.cpp: In function 'int main()': main.cpp:59:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 59 | for (int i = 0; i < v.size(); i++) | ~~^~~~~~~~~~ main.cpp:62:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 62 | while (i < v.size() - 1 && v[i] == v[i+1]) i++; | ~~^~~~~~~~~~~~~~ main.cpp:86:29: warning: comparison of integer expressions of different signedness: 'std::priority_queue<std::pair<int, int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 86 | while (qtren.size() > bad && qtren.top().first == v[i]) | ~~~~~~~~~~~~~^~~~~