Compilare: user.c: In function ‘read’: user.c:11:5: warning: format ‘%d’ expects argument of type ‘int *’, but argument 3 has type ‘long int *’ [-Wformat=] fscanf(fin, "%d", &p); ^ user.c: In function ‘write’: user.c:47:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long int’ [-Wformat=] fprintf(fout,"%d", n); ^