Compilare: main.cpp: In function 'int main()': main.cpp:20:10: warning: unused variable 'e' [-Wunused-variable] int b, e; ^ main.cpp:52:24: warning: 'emax' may be used uninitialized in this function [-Wmaybe-uninitialized] for (int i = bmax; i <= emax; i++) ~~^~~~~~~ main.cpp:18:7: warning: 'bmax' may be used uninitialized in this function [-Wmaybe-uninitialized] int bmax, emax; ^~~~