Compilare: user.cpp: In function ‘int main()’: user.cpp:10:13: warning: unused variable ‘d’ [-Wunused-variable] int n,m,d,e,i,j,h,nr,max=0,maxim=0; ^ user.cpp:10:15: warning: unused variable ‘e’ [-Wunused-variable] int n,m,d,e,i,j,h,nr,max=0,maxim=0; ^ user.cpp:10:23: warning: unused variable ‘nr’ [-Wunused-variable] int n,m,d,e,i,j,h,nr,max=0,maxim=0; ^~ user.cpp:10:32: warning: unused variable ‘maxim’ [-Wunused-variable] int n,m,d,e,i,j,h,nr,max=0,maxim=0; ^~~~~