Compilare: user.cpp: In function ‘int main()’: user.cpp:13:18: warning: variable ‘maxi’ set but not used [-Wunused-but-set-variable] int i,j,k,k2,maxi,nrmax,x; ^ user.cpp:13:23: warning: unused variable ‘nrmax’ [-Wunused-variable] int i,j,k,k2,maxi,nrmax,x; ^ user.cpp:13:29: warning: unused variable ‘x’ [-Wunused-variable] int i,j,k,k2,maxi,nrmax,x; ^