Compilare: user.cpp: In function ‘int main()’: user.cpp:11:37: warning: unused variable ‘ok’ [-Wunused-variable] int i,mx=0,v[6000001],s=0,n,fi,ok=0,k=0,kmax; ^ user.cpp:37:20: warning: ‘kmax’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<mx<<" "<<fi-kmax+1<<" "<<fi; ^ user.cpp:37:36: warning: ‘fi’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<mx<<" "<<fi-kmax+1<<" "<<fi; ^