Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:29:5: error: ‘y’ was not declared in this scope y=x+1; ^ user.cpp:14:16: warning: unused variable ‘n’ [-Wunused-variable] int a , b, n, z=0, maxx; ^ user.cpp:14:19: warning: unused variable ‘z’ [-Wunused-variable] int a , b, n, z=0, maxx; ^ user.cpp:14:24: warning: unused variable ‘maxx’ [-Wunused-variable] int a , b, n, z=0, maxx; ^~~~