Compilare: user.c: In function ‘main’: user.c:13:9: warning: format ‘%d’ expects argument of type ‘int *’, but argument 3 has type ‘long int *’ [-Wformat=] fscanf(in, "%d %d", &p, &b); ^ user.c:13:9: warning: format ‘%d’ expects argument of type ‘int *’, but argument 4 has type ‘long int *’ [-Wformat=] user.c:11:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &t); ^ user.c:13:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d %d", &p, &b); ^