Compilare: user.cpp: In function ‘numar adunare(numar, numar)’: user.cpp:18:9: warning: unused variable ‘rest’ [-Wunused-variable] int rest=0, t=0; ^ user.cpp: In function ‘numar inmultire(int, numar)’: user.cpp:45:9: warning: unused variable ‘rest’ [-Wunused-variable] int rest=0, t=0; ^ user.cpp:47:9: warning: unused variable ‘nr’ [-Wunused-variable] int nr=0; ^ user.cpp:52:12: warning: unused variable ‘c2’ [-Wunused-variable] int c1,c2; ^