Compilare: user.c: In function ‘main’: user.c:11:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &p); ^ user.c:13:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%lld%lld", &n, &k); ^ user.c:53:34: warning: ‘rez2’ may be used uninitialized in this function [-Wmaybe-uninitialized] fprintf(fout, "%lld\n", (rez1*rez2)%MOD); ^ user.c:53:34: warning: ‘rez1’ may be used uninitialized in this function [-Wmaybe-uninitialized]