Compilare: main.cpp: In member function 'bool Graph::isEulerian(std::vector<int>&)': main.cpp:883:39: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Graph::WeightedEdge>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 883 | for (i = startIndex[currentNode]; i < weightedAdjacencyLists[currentNode].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:898:9: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Graph::WeightedEdge>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 898 | if (i == weightedAdjacencyLists[currentNode].size()) { | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void countingSort(std::vector<int>&, int)': main.cpp:952:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 952 | for (int i = 0; i < toSort.size(); i++) { | ~~^~~~~~~~~~~~~~~