Compilare: user.cpp: In function ‘int main()’: user.cpp:9:25: warning: variable ‘max’ set but not used [-Wunused-but-set-variable] int n,cnt1=0,cnt2=0,max=0,k=0,ok=0; ^~~ user.cpp:9:35: warning: variable ‘ok’ set but not used [-Wunused-but-set-variable] int n,cnt1=0,cnt2=0,max=0,k=0,ok=0; ^~