Compilare: user.cpp: In function ‘long long int aflaremax(long long int)’: user.cpp:16:13: warning: unused variable ‘cx’ [-Wunused-variable] int cx = x; ^~ user.cpp:17:14: warning: unused variable ‘ok’ [-Wunused-variable] bool ok = 0; ^~ user.cpp:27:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:36:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < p.size(); i ++) ~~^~~~~~~~~~