Eroare de compilare: user.c: In function ‘vec_new’: user.c:21:39: error: expected expression before ‘arc’ vector vect = (vector)malloc(sizeof(*arc)); ^ user.c: In function ‘main’: user.c:111:8: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d\n", &n, &m); ^ user.c:119:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d %d\n", &a, &b, &c); ^