Compilare: main.cpp: In function 'void deleteNode(int)': main.cpp:46:30: 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 | while((leftChildPosition < heap.size() and heap[nodePosition].first > heap[leftChildPosition].first) or (rightChildPosition < heap.size() and heap[nodePosition].first > heap[rightChildPosition].first)) { | ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~ main.cpp:46:129: 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 | while((leftChildPosition < heap.size() and heap[nodePosition].first > heap[leftChildPosition].first) or (rightChildPosition < heap.size() and heap[nodePosition].first > heap[rightChildPosition].first)) { | ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~ main.cpp:47:32: 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 (rightChildPosition < heap.size() and heap[leftChildPosition].first >= heap[rightChildPosition].first) { | ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~