Compilare: user.cpp: In function ‘int main()’: user.cpp:75:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j; ^ user.cpp:76:17: warning: unused variable ‘max_i’ [-Wunused-variable] int n_a,n_b,max_i,max_j,maxx=0; ^ user.cpp:76:23: warning: unused variable ‘max_j’ [-Wunused-variable] int n_a,n_b,max_i,max_j,maxx=0; ^ user.cpp:76:29: warning: unused variable ‘maxx’ [-Wunused-variable] int n_a,n_b,max_i,max_j,maxx=0; ^ user.cpp: In function ‘void lcs(int*, int*, int*, int&, int&, int&)’: user.cpp:50:28: warning: ‘max_j’ may be used uninitialized in this function [-Wmaybe-uninitialized] while(i!=0 && j!=0){ ^ user.cpp:50:20: warning: ‘max_i’ may be used uninitialized in this function [-Wmaybe-uninitialized] while(i!=0 && j!=0){ ^