Compilare: user.cpp: In function ‘int main()’: user.cpp:18:9: warning: unused variable ‘x’ [-Wunused-variable] int x; ^ user.cpp:43:10: warning: variable ‘bun’ set but not used [-Wunused-but-set-variable] bool bun = true; ^ user.cpp:49:9: warning: unused variable ‘poz’ [-Wunused-variable] int poz = pozi; ^ user.cpp:63:5: warning: ‘pozf’ may be used uninitialized in this function [-Wmaybe-uninitialized] for (int i = pozi; i <= pozf; ++i) ^ user.cpp:24:9: warning: ‘pozi’ may be used uninitialized in this function [-Wmaybe-uninitialized] int pozi, pozf; ^