Compilare: main.cpp: In function 'void DFS(int, int*)': main.cpp:18:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 18 | for(i=0; i<la[nod].size(); i++) | ~^~~~~~~~~~~~~~~ main.cpp: In function 'void DFST(int, int*)': main.cpp:31:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 31 | for(i=0; i<lat[nod].size(); i++) | ~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:78:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 78 | for(i=0; i<solutie.size(); i++) | ~^~~~~~~~~~~~~~~ main.cpp:79:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 79 | {for(int j=0; j<solutie[i].size(); j++) | ~^~~~~~~~~~~~~~~~~~