Compilare: user.cpp:7:18: warning: integer overflow in expression [-Woverflow] #define INF NMAX*3000000 ^ user.cpp:11:16: note: in expansion of macro ‘INF’ long long sol=-INF; ^ user.cpp: In function ‘long long int rez(int)’: user.cpp:23:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v[x].size();++i) ^ user.cpp: In function ‘int main()’: user.cpp:7:18: warning: integer overflow in expression [-Woverflow] #define INF NMAX*3000000 ^ user.cpp:56:14: note: in expansion of macro ‘INF’ sol=-INF; ^