Compilare: main.cpp: In function 'bool bfs()': main.cpp:20:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<L[nod].size();i++){ ~^~~~~~~~~~~~~~ main.cpp:25:13: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(vecin==n) ^~ main.cpp:27:17: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' t[vecin]=nod; ^