Compilare: user.cpp: In function ‘int main()’: user.cpp:18:9: warning: unused variable ‘x’ [-Wunused-variable] int x; ^ user.cpp:24:15: warning: ‘pozf’ may be used uninitialized in this function [-Wmaybe-uninitialized] int pozi, pozf; ^ user.cpp:24:9: warning: ‘pozi’ may be used uninitialized in this function [-Wmaybe-uninitialized] int pozi, pozf; ^