Compilare: user.c: In function ‘main’: user.c:43:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &n); ^ user.c:45:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &v1[i]); ^ user.c:48:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &m); ^ user.c:50:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &v2[i]); ^ user.c: In function ‘scm’: user.c:35:9: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] poz = p[poz]; ^