Compilare: main.cpp: In function 'int main()': main.cpp:49:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i = 1; i <= n ; i ++) ^~~ main.cpp:51:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' fout << M + 1; ^~~~ main.cpp:47:13: warning: 'nod' may be used uninitialized in this function [-Wmaybe-uninitialized] Dfs(nod); ^