Compilare: user.cpp: In function ‘int expo(int, int, int)’: user.cpp:8:28: warning: unused variable ‘putere’ [-Wunused-variable] int rez=1, power=baza, putere=exp; ^ user.cpp: In function ‘int main()’: user.cpp:22:48: warning: unused variable ‘nr’ [-Wunused-variable] int i=0, la=0, ha1=0, ha2=0, hb1=0, hb2=0, nr=0, d=0; ^