Compilare: user.cpp: In function ‘void dfs(int)’: user.cpp:17:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<vecini[tata].size();i++) ^ user.cpp: In function ‘int main()’: user.cpp:99:34: warning: ‘ry’ may be used uninitialized in this function [-Wmaybe-uninitialized] printf("%d %d %d",rmin,rx,ry); ^ user.cpp:99:34: warning: ‘rx’ may be used uninitialized in this function [-Wmaybe-uninitialized]