Compilare: main.cpp: In member function 'int ArboreRN::caz5(const int&)': main.cpp:363:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(aux==NULL) ^~ main.cpp:365:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' return aux->val; ^~~~~~