Eroare de compilare: main.cpp: In function 'void dfs(int)': main.cpp:22:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 22 | for(int i=0; i<L[nod].size(); i++) | ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:39:14: error: 'v' was not declared in this scope 39 | fin>>v[i].c; | ^ main.cpp:48:10: error: 'v' was not declared in this scope 48 | sort(v+1, v+n+1, cmp);///il sorteaza implicit crescator dupa campul first in care am salvat pe cost | ^ Non zero exit status: 1