Compilare: main.cpp: In member function 'void Graph::addEdgeCost(int, int, int)': main.cpp:147:22: warning: comparison of integer expressions of different signedness: 'std::vector<std::vector<edgeCost> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 147 | if(AdCost.size() <= n) | ~~~~~~~~~~~~~~^~~~ main.cpp: In member function 'int Graph::getMinCostHamiltonCircuit()': main.cpp:604:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<edgeCost>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 604 | for (int j = 0; j < AdCost[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~ main.cpp:607:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 607 | for(int i = 0; i < dp.size(); ++i) | ~~^~~~~~~~~~~ main.cpp:614:34: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<edgeCost>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 614 | for(int k = 0; k < AdCost[j].size(); ++k){ | ~~^~~~~~~~~~~~~~~~~~ main.cpp:621:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<edgeCost>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 621 | 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:647:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 647 | 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:661:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 661 | 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:679:9: warning: unused variable 'ct' [-Wunused-variable] 679 | int ct = 0; | ^~ main.cpp: In function 'void sccHelper()': main.cpp:799:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 799 | for(int i = 0; i<scc.size(); ++i){ | ~^~~~~~~~~~~ main.cpp:800:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 800 | for(int j = 0; j<scc[i].size(); ++j) | ~^~~~~~~~~~~~~~ main.cpp: In function 'void mstHelper()': main.cpp:827:21: 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] 827 | for(int i = 0; i<result.size(); ++i) | ~^~~~~~~~~~~~~~ main.cpp:830:21: 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] 830 | for(int i = 0; i<result.size(); ++i) | ~^~~~~~~~~~~~~~ main.cpp: In function 'void eulerCycleHelper()': main.cpp:869:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 869 | for(int i = 0; i-1 < cycle.size(); ++i){ | ~~~~^~~~~~~~~~~~~~ main.cpp: In function 'void maxMatchingHelper()': main.cpp:892:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 892 | for(int i = 0; i < M.size(); ++i)