Compilare: user.c: In function ‘main’: user.c:34:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d%d%d%d", &n, &ml, &mc, &tl, &tc); ^ user.c:19:18: warning: ‘tata’ may be used uninitialized in this function [-Wmaybe-uninitialized] *gay = (*gay + 1) % n; ^ user.c:29:18: note: ‘tata’ was declared here int s, mama, tata, tl, ml, tc, mc, i, nr; ^