Compilare: user.c: In function ‘main’: user.c:17:61: warning: variable ‘ciant’ set but not used [-Wunused-but-set-variable] int ii, i = 1, ci = 2, destx, desty, auxi, auxii, n, m, ciant; ^ user.c:21:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d", &n, &m); ^ user.c:26:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d", &auxii, &auxi); ^ user.c:29:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%hd%hd%d%d", &a[1].x, &a[1].y, &destx, &desty); ^