Compilare: main.cpp: In member function 'void Graph::DFS(int, std::vector<bool>&, std::stack<int>&)': main.cpp:185:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 185 | for (i = 0; i < a[x].size(); i++) | ~~^~~~~~~~~~~~~ main.cpp: In member function 'void Graph::BFS(int)': main.cpp:233:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 233 | for (i = 0; i < a[k].size(); i++) | ~~^~~~~~~~~~~~~ main.cpp: In member function 'void Graph::DFS_T(int, int, std::vector<bool>&, std::vector<int>*)': main.cpp:280:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 280 | for (i = 0; i < a_t[x].size(); i++) | ~~^~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::CompTConexe()': main.cpp:324:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 324 | for (j = 0; j < c[i].size(); j++) | ~~^~~~~~~~~~~~~ main.cpp: In member function 'void Graph::Dijkstra(int)': main.cpp:466:9: warning: unused variable 'j' [-Wunused-variable] 466 | int i, j , v; | ^ main.cpp:466:13: warning: unused variable 'v' [-Wunused-variable] 466 | int i, j , v; | ^ main.cpp:467:6: warning: variable 'f' set but not used [-Wunused-but-set-variable] 467 | int f[N], d[N]; | ^ main.cpp: In function 'void Solve_Euler(std::vector<std::pair<int, int> >*, int, int, std::vector<int>, std::stack<int>)': main.cpp:619:9: warning: unused variable 'j' [-Wunused-variable] 619 | int i, j; | ^ main.cpp: In member function 'void Graph::Eulerian()': main.cpp:657:6: warning: unused variable 'i' [-Wunused-variable] 657 | int i, j, x, y; | ^ main.cpp:657:9: warning: unused variable 'j' [-Wunused-variable] 657 | int i, j, x, y; | ^ main.cpp:657:12: warning: unused variable 'x' [-Wunused-variable] 657 | int i, j, x, y; | ^ main.cpp:657:15: warning: unused variable 'y' [-Wunused-variable] 657 | int i, j, x, y; | ^