Compilare: main.cpp: In member function 'void Graph::addEdgeCost(int, int, int)': main.cpp:103:22: warning: comparison of integer expressions of different signedness: 'std::vector<std::vector<edgeCost> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 103 | if(AdCost.size() <= n) | ~~~~~~~~~~~~~~^~~~ main.cpp: In member function 'int Graph::getMinCostHamiltonCircuit()': main.cpp:558:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<edgeCost>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 558 | for (int j = 0; j < AdCost[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~ main.cpp:561:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 561 | for(int i = 0; i < dp.size(); ++i) | ~~^~~~~~~~~~~ main.cpp:568:34: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<edgeCost>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 568 | for(int k = 0; k < AdCost[j].size(); ++k){ | ~~^~~~~~~~~~~~~~~~~~ main.cpp:575:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<edgeCost>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 575 | for(int i = 0; i < AdCost[0].size(); ++i){ | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'bool Graph::bfsHopcroftKarp(std::vector<int>&, std::vector<int>&, std::vector<int>&)': main.cpp:601:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 601 | for (int i = 0; i < Ad[node].size(); ++i) { | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'bool Graph::dfsHopcroftKarp(int, std::vector<int>&, std::vector<int>&, std::vector<int>&)': main.cpp:615:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 615 | for(int i = 0; i < Ad[node].size(); ++i){ | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<std::pair<int, int> > Graph::getMaxMatching(int, int)': main.cpp:633:9: warning: unused variable 'ct' [-Wunused-variable] 633 | int ct = 0; | ^~ main.cpp: In function 'void sccHelper()': main.cpp:753:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 753 | for(int i = 0; i<scc.size(); ++i){ | ~^~~~~~~~~~~ main.cpp:754:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 754 | for(int j = 0; j<scc[i].size(); ++j) | ~^~~~~~~~~~~~~~ main.cpp: In function 'void mstHelper()': main.cpp:781:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::tuple<int, int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 781 | for(int i = 0; i<result.size(); ++i) | ~^~~~~~~~~~~~~~ main.cpp:784:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::tuple<int, int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 784 | for(int i = 0; i<result.size(); ++i) | ~^~~~~~~~~~~~~~ main.cpp: In function 'void eulerCycleHelper()': main.cpp:823:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 823 | for(int i = 0; i-1 < cycle.size(); ++i){ | ~~~~^~~~~~~~~~~~~~ main.cpp: In function 'void maxMatchingHelper()': main.cpp:846:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 846 | for(int i = 0; i < M.size(); ++i)