Compilare: user.cpp: In function ‘int main()’: user.cpp:32:20: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 2 has type ‘int*’ [-Wformat=] scanf("%lld",&t); ^ user.cpp:35:32: warning: unused variable ‘a’ [-Wunused-variable] register long long i,n,a,b,max=0,s=0; ^ user.cpp:35:36: warning: unused variable ‘max’ [-Wunused-variable] register long long i,n,a,b,max=0,s=0; ^ user.cpp:35:42: warning: unused variable ‘s’ [-Wunused-variable] register long long i,n,a,b,max=0,s=0; ^