Compilare: main.cpp: In function 'void dfs(int)': main.cpp:33:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<ura>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | for(int i = 0; i < lista[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:99:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<ura>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 99 | for(int j = 0; j < lista[ultim].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp:88:9: warning: unused variable 'pozi' [-Wunused-variable] 88 | int pozi = 1; | ^~~~