Compilare: user.cpp: In function ‘int main()’: user.cpp:9:22: warning: overflow in implicit constant conversion [-Woverflow] int n,i,j,nr,mx=-10000000000000,varf,k=0; ^ user.cpp:9:13: warning: unused variable ‘j’ [-Wunused-variable] int n,i,j,nr,mx=-10000000000000,varf,k=0; ^ user.cpp:22:14: warning: ‘varf’ may be used uninitialized in this function [-Wmaybe-uninitialized] for(i=1;i<varf;i++) ^