Compilare: main.cpp: In function 'void heapifyUp(int)': main.cpp:19:45: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 19 | while(indexParinte >= 0 && indexParinte < h.size()) | ~~~~~~~~~~~~~^~~~~~~~~~ main.cpp: In function 'void heapifyDown(int)': main.cpp:46:37: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 46 | if(copilIndex < 0 || copilIndex >= h.size()) return; | ~~~~~~~~~~~^~~~~~~~~~~ main.cpp:47:46: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 47 | if(copilIndex + 1 >= 0 && copilIndex + 1 <= h.size() - 1 && h[copilIndex+1].first < h[copilIndex].first) | ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~ main.cpp:49:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | while(copilIndex < h.size()) | ~~~~~~~~~~~^~~~~~~~~~ main.cpp:57:41: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 57 | if(copilIndex < 0 || copilIndex >= h.size()) return; | ~~~~~~~~~~~^~~~~~~~~~~ main.cpp:58:50: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 58 | if(copilIndex + 1 >= 0 && copilIndex + 1 <= h.size() - 1 && h[copilIndex+1].first < h[copilIndex].first) | ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~