Compilare: main.cpp: In function 'void dfs(int)': main.cpp:33:18: 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:109:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<ura>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 109 | for(int j=0;j<lista[ultim].size();j++) | ~^~~~~~~~~~~~~~~~~~~~ main.cpp:96:9: warning: unused variable 'pozi' [-Wunused-variable] 96 | int pozi=1; | ^~~~