Compilare: main.cpp: In function 'void dfs(int)': main.cpp:21:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 21 | for(int i=0; i < lista_adiacenta[nod].size();i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void dfs_transpus(int)': main.cpp:41:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 41 | for( auto i = 0 ;i < lista_adiacenta_transpus[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~