Compilare: user.cpp: In function ‘int com2(long int (*)[100], long int, int)’: user.cpp:8:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int com1(long int (*)[100], long int, int)’: user.cpp:13:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:24:32: warning: unused variable ‘s’ [-Wunused-variable] long a[100][100],n,maxim=0,s=0; ^