Compilare: main.cpp: In function 'void get_nr()': main.cpp:42:32: warning: narrowing conversion of '(nrd % 2)' from 'int' to 'bool' [-Wnarrowing] 42 | p.push_back ({i,nrd%2}); | ~~~^~ main.cpp: In function 'void dfs(int, int)': main.cpp:48:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 48 | for (int i=0; i<v[nod].size (); i++) | ~^~~~~~~~~~~~~~~ main.cpp:61:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 61 | for (int i=0; i<v[nod].size (); i++) | ~^~~~~~~~~~~~~~~ main.cpp:66:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<numar>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 66 | for (int j=0; j<p.size (); j++) | ~^~~~~~~~~~