Eroare de compilare: main.cpp: In member function 'bool Undirected::is_correct_graph(std::vector<int>)': main.cpp:143:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 143 | if(v>grade.size()) | ~^~~~~~~~~~~~~ main.cpp: In member function 'void Undirected::dfs_util(int, int, int&, bool*)': main.cpp:177:17: error: 'nod_final' was not declared in this scope 177 | nod_final = vecin; | ^~~~~~~~~ main.cpp: In member function 'int Undirected::kruskall()': main.cpp:189:10: error: 'muchii' was not declared in this scope 189 | sort(muchii.begin(),muchii.end()); | ^~~~~~ main.cpp:196:13: error: 'numar_muchii' was not declared in this scope 196 | numar_muchii ++; | ^~~~~~~~~~~~ main.cpp:197:13: error: 'arbore' was not declared in this scope; did you mean 'abort'? 197 | arbore.push_back(make_pair(muchie.second.second,muchie.second.first)); | ^~~~~~ | abort main.cpp: In member function 'int Disjoint::find(int)': main.cpp:207:8: error: 'parinte' was not declared in this scope; did you mean 'printf'? 207 | if(parinte[x]==x) return x; | ^~~~~~~ | printf main.cpp:208:12: error: 'parinte' was not declared in this scope; did you mean 'printf'? 208 | return parinte[x] = find(parinte[x]); | ^~~~~~~ | printf main.cpp: In member function 'void Disjoint::unite(int, int)': main.cpp:217:12: error: 'greutate' was not declared in this scope 217 | if(greutate[parinte_x]<greutate[parinte_y]) | ^~~~~~~~ main.cpp:219:9: error: 'parinte' was not declared in this scope; did you mean 'printf'? 219 | parinte[parinte_y]=parinte_x; | ^~~~~~~ | printf main.cpp:220:9: error: 'greutate' was not declared in this scope 220 | greutate[parinte_x]+=greutate[parinte_y]; | ^~~~~~~~ main.cpp: In member function 'void Undirected::util(int, int)': main.cpp:228:9: error: 'niv_min' was not declared in this scope 228 | niv_min[cur] = nivel[cur] = ++time; | ^~~~~~~ main.cpp:228:24: error: 'nivel' was not declared in this scope 228 | niv_min[cur] = nivel[cur] = ++time; | ^~~~~ main.cpp:229:9: error: 'st' was not declared in this scope; did you mean 'std'? 229 | st.push(cur); | ^~ | std Non zero exit status: 1