Compilare: user.cpp: In function ‘int value(int, int)’: user.cpp:28:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:61:19: warning: unused variable ‘from’ [-Wunused-variable] int sol=0,Max,from,next; ^ user.cpp:61:24: warning: unused variable ‘next’ [-Wunused-variable] int sol=0,Max,from,next; ^