Compilare: user.cpp: In function ‘int gen_nrx(int)’: user.cpp:52:9: warning: variable ‘k’ set but not used [-Wunused-but-set-variable] int k[100], n, nf_max,i; ^ user.cpp:52:17: warning: unused variable ‘n’ [-Wunused-variable] int k[100], n, nf_max,i; ^ user.cpp:63:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int nfib_max(int)’: user.cpp:49:1: warning: control reaches end of non-void function [-Wreturn-type] } ^