surf_parse_get_int(&start, xbt_dynar_get_as(radical_ends, 0, char *));
surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
surf_parse_get_int(&start, xbt_dynar_get_as(radical_ends, 0, char *));
surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));