Compilare: main.cpp: In function 'void DFS(int, int, std::vector<std::vector<int> >&, std::vector<int>&)': main.cpp:18:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 18 | for (int i = 0; i < Vec[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In function 'void Solve(int, int&, std::vector<int>&, std::vector<int>&, std::vector<std::vector<int> >&, std::vector<std::vector<int> >&)': main.cpp:38:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | for (int i = 0; i < Vec[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp:51:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | for (int i = 0; i < Vec[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In function 'void DFS_FINAL(int, int, int, std::vector<int>&, std::vector<int>&, std::vector<int>&, std::vector<int>&, std::vector<std::vector<int> >&, std::vector<std::vector<int> >&)': main.cpp:111:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 111 | for (int i = 0; i < Vec[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:160:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 160 | for (int i = 0; i < Vec[0].size(); i++) | ~~^~~~~~~~~~~~~~~