Compilare: user.cpp: In function ‘void dfs(int)’: user.cpp:14:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<v[x].size(); i++) ^ user.cpp: In function ‘int main()’: user.cpp:37:9: warning: variable ‘poz’ set but not used [-Wunused-but-set-variable] int poz=1,minim=scor[1],nn=0; ^